Held in 2023
Paper last updated:
Take this paper as a timed mock test. Review your answers after you submit.
Read the paper at your pace. Open an explanation when you need it.
Select the option that represents the correct order of the given words as they would appear in an English dictionary.
5, 3, 2, 1, 4
5, 3, 1, 2, 4
5, 3, 1, 4, 2
5, 1, 3, 2, 4
Correct answer
5, 3, 2, 1, 4
Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term.
42 ∶ 12 ∶∶ 77 ∶ ? ∶∶ 91 : 19
15
19
17
14
Correct answer
15
Select the option in which the given figure is embedded (rotation is NOT allowed).
Correct answer
Which of the following numbers will replace the question marks (?) in the given series?
112, 113, 117, ?, 142, 167, ?, 252, 316
132, 214
133, 215
122, 224
126, 203
Correct answer
132, 214
Select the option that indicates the correct arrangement of the given words in a logical and meaningful order.
3, 5, 4, 1, 2
4, 5, 1, 2, 3
5, 1, 3, 4, 2
2, 5, 1, 3, 4
Correct answer
3, 5, 4, 1, 2
Which of the following numbers will replace the question mark (?) in the given series?
47, 41, 53, ?, 59, 29
35
55
57
39
Correct answer
35
In a certain code language, “XPCF” is written as “WOBE” and “LRVA” is written as “KQUZ”. How will “BMWG” be written in that language?
ANWG
BMWH
ALVF
AMVH
Correct answer
ANWG
In the following statements A, B, C, D and E denotes +, -, ×, ÷ and = respectively, then which of the statement is correct?
4A3B5D3E15C6
4A3C6D3E15B6
4A3C5D3E15B6
4A3C5D3E15B8
Correct answer
4A3B5D3E15C6
Three different positions of the same dice are shown. Find the number on the face opposite to the face showing '6'.
2
4
1
3
Correct answer
2
Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word)
Timid : Bold :: Aggressive : ?
Brave
Docile
Violent
Indifferent
Correct answer
Brave
Sonia starts walking from her home and goes 7 m east. From there she turns right and walks a certain distance called P m. Then, she turns left and walks 5 m, now she turns left again and walks 8 m. After that she takes another left turn and walks 12 m. If Sonia’s current position is 22 m south of her home, then what is the value of P?
28
22
34
30
Correct answer
28
In a code language, 'BROWN' is coded as CTRUM and 'ENTER' is coded as FPWCQ . How will 'NOISE' be coded in the same language?
OQMPD
OQLPD
OPKQD
OQLQD
Correct answer
OQMPD
If A denotes ‘+’, B denotes ‘×’, C denotes ‘−’, and D denotes ‘÷’, then what will be the value of the following equation?
22 B 13 C 120 D 30 A 42 = ?
324
342
352
325
Correct answer
324
Six friends are sitting in a circle. All of them are facing the centre. Samir is an immediate neighbour of Kiran. Gagan is an immediate neighbour of Pran and Vyom. Suman sits second to the right of Gagan. Kiran sits second to the right of Vyom.
Who sits fourth to the left of Vyom?
Pran
Samir
Suman
Kiran
Correct answer
Pran
Select the combination of letters that when sequentially placed in the blanks of the given series, will complete the series.
R_JK_H_QJ_I_R_JK_H_QJ_IH
QJKRHQIRK
QJRKQHIRK
QIRKHQIRK
QJRKHQRIK
Correct answer
QJKRHQIRK
Select the figure from the options that can replace the question mark (?) and complete the pattern.
Correct answer
Select the combination of letters that when sequentially placed in the blanks of the given series, will complete the series.
S_T_XW_UT_X_S_TV_WS_ VX
UVSVUWXUTW
VUSVWUUXTW
UVSVWUXUTW
VUSVUWXUTW
Correct answer
UVSVUWXUTW
Select the option figure which is embedded in the given figure as its part (rotation is NOT allowed).
Correct answer
Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word)
Metal : Ore :: Jewelry : ?
Expensive
Gold smith
Necklace
Gold
Correct answer
Expensive
Each of the seven friends, Kirti, Siya, Amita, Preeti, Deepika, Jeet and Pari, has scored different marks in an exam. Pari has scored more than Kirti but less than Siya. Deepika has scored less than Preeti but more than Amita. Kirti has scored more than Preeti but less than Pari. Siya is not the highest scorer.
Who has scored the highest marks?
Pari
Preeti
Jeet
Amita
Correct answer
Pari
Select the number from among the given options that can replace the question mark (?) in the following series.
1, 6, 13, 26, 51, 96, ?
108
171
118
180
Correct answer
108
The sequence of folding a piece of paper and the manner in which the folded paper has been cut is shown below. Choose a figure which would most closely resemble the unfolded form of the paper.
Correct answer
In a certain code language, ‘CRAZE’ is written as ‘87’ and ‘MAIZE’ is written as ‘86’. How will ‘DEPART’ be written in that language?
95
90
110
104
Correct answer
95
If ‘+’ means ‘÷’, ‘-’ means ‘+’, ‘×’ means ‘-’, and ‘÷’ means ‘×’, then what will be the value of the following expression?
[{( 25 × 16 ) - ( 3 ÷ 2 )} + ( 3 - 2 )] ÷ 5
18
15
20
10
Correct answer
18
In a certain code language, 'SHELF’ is coded as '110', and 'TABLE' is coded as '120'. How will 'DESK' be coded in that language?
85
10
69
73
Correct answer
85
Select the option that is related to the fifth term in the same way as the second term is related to the first term and the fourth term is related to the third term.
38 ∶ 555 ∶∶ 25 ∶ 360 ∶∶ 17 ∶ ?
240
215
225
210
Correct answer
240
In this question, three statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusion(s) logically follows/follow from the statements.
Statements:
Some pens are sharpeners.
Some sharpeners are pencils.
All pencils are erasers.
Conclusions:
I. Some erasers are sharpeners.
II. Some pens are erasers.
Both conclusions I and II follow.
Only conclusion I follows.
Neither conclusion I nor II follows.
Only conclusion II follows.
Correct answer
Both conclusions I and II follow.
Which letter cluster will replace the question mark (?) to complete the given series?
SNR, QQN, OTJ, MWF, ?
KZC
KYB
KZB
JZC
Correct answer
KZC
Two statements are given followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
Some doctors are scientists.
Some scientists are engineers.
Conclusions:
I. All engineers are doctors.
II. Some doctors are engineers.
Only conclusion I follows
Neither conclusion I nor II follows
Both conclusions I and II follow
Only conclusion II follows
Correct answer
Only conclusion I follows
Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word)
Drone : Bee :: Colt : ?
Cow
Filly
Vixen
Doe
Correct answer
Cow
G is the brother of F. F is B’s daughter. D is A’s son and C’s brother. B is the brother of C. How is B related to A?
Mother
Father’s mother
Father
Son
Correct answer
Mother
Eight people are sitting in two parallel rows with four people each in such a way that there is equal distance between adjacent persons.
In row I – E, F, G and H are seated and all of them are facing south.
In row II – U, V, W and X are seated and all of them are facing north.
G sits exactly opposite U, who sits second from the right end of their row. F sits at the extreme right end of their row and is exactly opposite X. E sits between F and G and is exactly opposite V.
Who sits at the extreme left end of the row of people facing South?
E
G
H
F
Correct answer
E
Sarah departs from her house and walks 20 m towards East. She then turns left and walks 35 m. Now she turns left again and walks 27 m and stops. How far is she from a pole that is exactly 35 m north of her house? (Assuming that all turns are 90 degree turns only.)
7 m
10 m
12 m
47 m
Correct answer
7 m
Select the set in which the numbers are related in the same way as are the numbers of the following set.
(NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
(20, 8, 4)
(12, 3, 6)
(32, 4, 14)
(44, 2, 24)
(22, 3, 9)
(8, 1, 6)
Correct answer
(32, 4, 14)
Select the word-pair that best represents a similar relationship to the one expressed in the pair of words given below. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word.)
Chicken : Strut
Lion : Prowl
Sparrow : Dive
Mouse : Leap
Deer : Glide
Correct answer
Lion : Prowl
Select the option that is related to the fourth term in the same way as the first term is related to the second term and the fifth term is related to the si×th term?
16 ∶ 1 ∶∶ ? ∶ 3 ∶∶ 54 ∶ 2
135
142
108
128
Correct answer
135
Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term.
784 ∶ 26 ∶∶ 961 ∶ ? ∶∶ 529 ∶ 21
33
29
27
31
Correct answer
33
Select the correct option that indicates the arrangement of the following words in a logical and meaningful order.
1 Cocoon
2 Egg
3 Butterfly
4 Caterpillar
2, 3, 1, 4
2, 4, 1, 3
2, 4, 3, 1
2, 1, 3, 4
Correct answer
2, 3, 1, 4
How many triangles are there in the given figure ?
5
6
7
8
Correct answer
5
Select the option in which the given figure is embedded (rotation is NOT allowed).
Correct answer
The sequence of folding a piece of paper and the manner in which the folded paper has been cut is shown below. Choose a figure which would most closely resemble the unfolded form of the paper.
Correct answer
Select the option that represents the correct order of the given words as they would appear in an English dictionary.
3, 2, 4, 5, 6, 1
2, 3, 4, 5, 1, 6
3, 2, 5, 4, 6, 1
2, 3, 4, 5, 6, 1
Correct answer
3, 2, 4, 5, 6, 1
Select the option that represents the letters which, when sequentially placed from left to right in the blanks below, will complete the letter series.
Z _ _ O _ _ M Y _ A Z _ Y O A
A O Z M Y M
M Y A Z O M
Z A M O M Y
Y O M Z A O
Correct answer
A O Z M Y M
Which letter cluster will replace the question mark (?) to complete the given series?
NGC, PJH, RMM, TPR, ?
UTY
VSW
USW
VTX
Correct answer
UTY
Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word)
Seismograph : Earthquake : : Anemometer : ?
Light
Humidity
Wind
Current
Correct answer
Light
Select the figure from the options that can replace the question mark (?) and complete the given pattern.
Correct answer
If
‘Z @ S’ means ‘Z is the father of S’,
‘Z * S’ means ‘Z is the brother of S’,
'Z × S’ means ‘Z is the father’s sister of S’,
‘Z # S’ means ‘Z is the sister of S’,
‘Z $ S’ means ‘Z is the daughter of S’, and
‘Z = S’ means ‘Z is the mother of S’,
then how is P related to U in the following expression?
P × Q $ R @ S * T $ U$
Daughter
Brother
Brother's son
Husband's sister
Correct answer
Daughter
If A denotes ‘+’, B denotes ‘ב, C denotes ‘−’, and D denotes ‘÷’, then what will come in place of ‘?’ in the following equation?
81 D 9 B 3 C 27 = ?
216
9
3
0
Correct answer
216
Select the option in which the given figure is embedded (rotation is NOT allowed).
Correct answer
Select the word-pair that best represents a relationship similar to the one expressed in the word-pair given below. (The words should be considered as meaningful words, and the words should not be related to each other on the basis of number of letters/consonants/vowels in the word.)
Bear : Boar
Chicken : Rooster
Ox : Cow
Sheep : lamb
Goose : Geese
Correct answer
Chicken : Rooster
According to the Census of India 2011, identify the least literate state.
Uttar Pradesh
Bihar
Rajasthan
Madhya Pradesh
Correct answer
Uttar Pradesh
A financial institution can be a banking institution only when it __________.
performs both the functions of ‘accepting deposits’ and ‘advancing loans’
performs the function of ‘accepting deposits’ and not ‘advancing loans’
neither performs the function of ’accepting deposits’ nor of ‘advancing loans’
performs the function of ‘advancing loans’ and not ‘accepting deposits’
Correct answer
performs both the functions of ‘accepting deposits’ and ‘advancing loans’
Which of the following countries is the host of the Asian boxing Championship 2022?
Russia
Jordan
Iran
Kazakhstan
Correct answer
Russia
Burnpur in West Bengal is famous for which of the following industries?
Aeronautics industry
Iron and steel industry
Ship building industry
Software industry
Correct answer
Aeronautics industry
What is the percentage increase in the total literacy rate in 2011 over 2001?
9.21%
8.67%
8.99%
7.90%
Correct answer
9.21%
Sulochana Chavan is associated with ________ folk music.
Pandavani
Baul
Lavani Geet
Bihu Geet
Correct answer
Pandavani
Which of following was established in Madras in 1864?
Arya Mahila Samaj
Singh Sabha Samaj
Brahmo Samaj
Veda Samaj
Correct answer
Arya Mahila Samaj
The ‘PRASHAD’ scheme of the Government of India is associated with which ministry of the government?
Education
Culture
Tourism
Tribal Affairs
Correct answer
Education
The Board of Control established to control company affairs had how many members?
Five
Three
Six
Four
Correct answer
Five
Which of the following is the correct match of the column-A with column-B?
| Column-A (Lake) | Column-B (Continent) | ||
|---|---|---|---|
| i. | Lake Victoria | a. | North America |
| ii. | Lake Superior | b. | Australia |
| iii. | Caspian Sea | c. | Africa |
| iv. | Lake Eyre | d. | Asia |
i - d, ii - c, iii - b, iv - a
i - c, ii - d, iii - b, iv - a
i - c, ii - a, iii - d, iv - b
i - c, ii - d, iii - a, iv - b
Correct answer
i - d, ii - c, iii - b, iv - a
Which of the following statements is NOT correct about angiosperms?
These are also called flowering plants.
Double fertilisation is a characteristic of angiosperms.
These are seedless plants.
These plants have covered seeds.
Correct answer
These are also called flowering plants.
Chhau is a recognised dance form, for which Shashidhar Acharya received the Padma Shri. To which part of the country does this dance form belong?
Western
Central
Southern
Eastern
Correct answer
Western
Which of the following Articles of the Indian Constitution mentioned that the Prime Minister is appointed by the President of India?
70
57
71
75
Correct answer
70
Which of the following articles guarantees that no person shall be punished on the basis of laws enacted after a crime has been committed?
Article 22
Article 19
Article 20
Article 21
Correct answer
Article 22
Which of the following food groups is rich source of Vitamin B12?
Milk and meat products
Fruits and vegetables
Cereals and grains products
None of the Above
Correct answer
Milk and meat products
Which of the following is Mohr's salt, used in analytical chemistry as a preferred source of ferrous ions?
FeC2O4. 6H2O
C4H2FeO4. 6H2O
K4[Fe(CN)6].6H2O
FeSO4. (NH4)2SO4.6H2O
Correct answer
FeC2O4. 6H2O
Identify the INCORRECT statement about fermentation.
Fermentation occurs only in fungal cells.
The fermentation technique is used to make breads.
It is the process of breaking down sugar into alcohol.
Yeast is used in fermentation technology to prepare alcohol.
Correct answer
Fermentation occurs only in fungal cells.
Which of the following food additives are helpful to combine products containing immiscible food ingredients, such as oil and water, with one another?
Food sweeteners
Food preservatives
Food stabilizers
Food emulsifiers
Correct answer
Food sweeteners
In June 2022, who among the following took an oath as Delhi High Court Chief Justice?
Justice Dhirubhai Naranbhai Patel
Justice Vipin Sanghi
Justice Sanjay Karol
Justice Satish Chandra Sharma
Correct answer
Justice Dhirubhai Naranbhai Patel
Which is the least populated state according to the census of 2011?
Arunachal Pradesh
Nagaland
Sikkim
Tripura
Correct answer
Arunachal Pradesh
Which is a circular basin covering an area of 5.427 million square miles surrounded by North America and Eurasia?
Indian Ocean
Atlantic Ocean
Pacific Ocean
Arctic Ocean
Correct answer
Indian Ocean
Domingo Paes was a __________ traveller, who visited the Vijayanagara empire in the 16th century.
Spanish
Portuguese
Italian
Russian
Correct answer
Spanish
What was the motto of the National Games of India 2022?
Celebrating sports through unity
Celebrating brotherhood through sports
Celebrating unity through sports
Celebrating diversity through sports
Correct answer
Celebrating sports through unity
Which of the following statements is INCORRECT about vinegar?
Vinegar is a combination of acetic acid and water.
It can be used as a food preservative.
It is a combination of acetic acid and formic acid.
It is produced by 2-step fermentation.
Correct answer
Vinegar is a combination of acetic acid and water.
In order to claim the accumulation of income, trusts or charitable institutions must file Form 9A and Form 10 at least ________ prior to the deadline for filing the return of income as per Finance Bill 2023.
1 month
3 months
6 months
2 months
Correct answer
1 month
What work was published by John Dalton in 1808 that provided a physical picture of how elements combine to form compounds and an unprecedented reason to believe that atoms exist?
Introduction to the Study of Chemical Philosophy
Lessons in Chemical Philosophy
A New System of Chemical Philosophy
From Chemical Philosophy to Theoretical Chemistry
Correct answer
Introduction to the Study of Chemical Philosophy
What architecture is the famous black pagoda temple situated in Konark?
Gadaga architecture
Champa architecture
Kalinga architecture
Dravid architecture
Correct answer
Gadaga architecture
Which are the two most common minerals found in rocks?
Bauxite and Calcite
Mica and calcite
Feldspar and quartz
Amphibole and olivine
Correct answer
Bauxite and Calcite
The salaries and allowances of the Speaker and the Deputy Speaker of the Legislative Assembly and Chairman and Deputy Chairman of the State Legislative Council are fixed by the _______________.
Chief Minister
Governor of the State
State Cabinet
State legislature
Correct answer
Chief Minister
In which century was the Kuchipudi style of Yakshagaana conceived by Siddhendra Yogi?
16th
17th
15th
14th
Correct answer
16th
Which of the following is a hydroxybenzaldehyde that possesses a hydroxy substituent at position 2 extracted from the herb 'meadow sweet'?
Salicylaldehyde
Cinnamaldehyde
Acetaldehyde
Formaldehyde
Correct answer
Salicylaldehyde
In September 2022, who among the following was elected as President of Hockey India?
Harmanpreet Singh
Dhanraj Pillay
Dilip Tirkey
Surender Kumar
Correct answer
Harmanpreet Singh
Who used to supervise the work of collection of revenue in the Mauryan Kingdom?
Sannidhata
Rajuka
Samaharta
Prativedak
Correct answer
Sannidhata
How can using templates benefit users when creating a PowerPoint presentation?
Templates enable real-time collaboration with multiple users.
Templates automatically generate slide content and animations.
Templates provide a consistent design and save time in formatting
Templates allow users to insert audio and video clips into slides.
Correct answer
Templates enable real-time collaboration with multiple users.
Which of the following groups of rivers is placed in the correct sequence from north to south of the Peninsular River?
Mahanadi-Godavari-Krishna-Kaveri
Godavari-Mahanadi-Krishna-Kaveri
Godavari-Krishna-Kaveri-Mahanadi
Godavari-Krishna-Mahanadi-Kaveri
Correct answer
Mahanadi-Godavari-Krishna-Kaveri
The idea of Fundamental Duties has been borrowed from the Constitution of:
USSR
Ireland
The UK
The US
Correct answer
USSR
Which option allows you to import recipient addresses from a spreadsheet when creating mailing labels in MS Word?
Import Data
Mail Merge Wizard
Create Labels
Merge and Print
Correct answer
Import Data
In which state of India is the Bhadla Solar Power Park established?
Odisha
Gujarat
Rajasthan
Madhya Pradesh
Correct answer
Odisha
The question consists of two statements, namely, Assertion (A) and Reason (R). Use them to choose the correct alternative.Read the following statements and select the correct alternative
Assertion (A): Expenditure on interest payment is a capital expenditure
Reason (R): Interest payments neither creates any assets nor causes a reduction in liabilities of the government.
A is true and R is false
A is false but R is true
Both A and R are true, and R is the correct explanation of A
Both A and R are true, but R is not the correct explanation of A
Correct answer
A is true and R is false
Which of the following connects the continental shelf and the ocean basins?
Deep sea plains
Seamount
Mid oceanic ridges
Continental slope
Correct answer
Deep sea plains
Who studied ecological succession in the Indiana Dunes of Northwest Indiana in the 1890s?
Frederic Clements
Henry Chandler Cowles
G Evelyn Hutchinson
Charles Elton
Correct answer
Frederic Clements
In which of the following states of India is the legislative assembly election was held in late 2022?
Karnataka
Rajasthan
Nagaland
Himachal Pradesh
Correct answer
Karnataka
Which of the following musical instruments was played by Ustad Bismillah Khan on the eve of India's independence in the year 1947?
Shehnai
Bansuri
Bugle
Sarangi
Correct answer
Shehnai
Which of the following statements is INCORRECT with respect to Special Capital Linked Subsidy Scheme for Service Sector?
It was launched from Guwahati.
It has been launched in 2022.
The Ministry of MSME is the implementing ministry for the scheme.
Capital subsidy of 25% will be provided for procurement of Plant & Machinery and service equipment’s through institutional credit to the SC-ST MSEs.
Correct answer
It was launched from Guwahati.
Which period best defines the period of the first Green Revolution in India?
Mid 1960s to early 1980s
Mid 1990s to early 2010s
Mid 1980s to early 1990s
Mid 1950s to early 1960s
Correct answer
Mid 1960s to early 1980s
What is the unemployment rate (in percent) in urban area as per the report of Periodic Labor Force Survey (PLFS) 2020-21?
6.7
10.8
4.0
7.2
Correct answer
6.7
According to __________________ of the Constitution of India, no person shall be compelled to pay any taxes for the promotion of a particular religion.
Article 25
Article 27
Article 28
Article 26
Correct answer
Article 25
Who among the following Bengal Nawabs transferred his capital from Murshidabad to Munger?
Alivardi Khan
Siraj-ud-Daulah
Mir Kasim
Mir Jafar
Correct answer
Alivardi Khan
India’s drainage system is divided on the basis of the size of the watershed. Which of the following is NOT a part of the drainage basin of India?
Major river basin
Minor river basin
Average river basin
Medium river basin
Correct answer
Major river basin
Acidified KMnO4 can be used:
to get alcohol directly from carboxylic acids
to get carboxylic acids directly from alcohol
to get glycerol from glucose
to get formic acid from formaldehyde
Correct answer
to get alcohol directly from carboxylic acids
Which of the following CANNOT be caused due to excessive voltage drop in an electric distribution system?
Electric lights to burn dimly
Electriclights to flicker
Electric motors to run colder than normal
Electric heaters to heat poorly
Correct answer
Electric lights to burn dimly
What is the apparent power of a 3-phase, star-connected system with a line voltage of 200 V and a line current of 20 A? The phase difference between the voltage and the current is 36.87°.
5.928 kVA
8.928 kVA
6.928 kVA
7.928 kVA
Correct answer
5.928 kVA
The value of voltage Vab in the figure shown below is:
0 V
-40 V
40 V
-190 V
Correct answer
0 V
Find the ripple frequency of half wave rectifier if the input operating frequency is 50 Hz.
50 Hz
500 Hz
100 Hz
25 Hz
Correct answer
50 Hz
_________ is the money put down in addition to the tender.
True money
Exploit money
Earnest money
Deposit money
Correct answer
True money
What will be the reactive power in the given power triangle?
1039 VAR Lagging
1200 VAR Lagging
1039 VAR Leading
1200 VAR Leading
Correct answer
1039 VAR Lagging
In the split-phase induction motor, the starting torque of the resistance start motor is about ____________ the full load torque.
150 times
15 times
1.5 times
0.15 times
Correct answer
150 times
What is the purpose of laminating the core of a transformer?
To increase the eddy current loss
To make the core heavier
To minimise the eddy current loss
To induce eddy current loss
Correct answer
To increase the eddy current loss
The permanent magnet synchronous motor has a configuration almost identical to the conventional synchronous machine with the absence of _______________.
field winding and rotating magnetic field
field winding and slip ring
stationary magnetic field
air gap between stator and rotor
Correct answer
field winding and rotating magnetic field
A non-inductive resistor of 50 Ω is connected in series with a coil of inductance 0.25 Henry and of negligible resistance across a 250 V, 50 Hz supply. The net impedance of the circuit is given by 93.07 Ω. Find the value of reactive power.
1091.25 VAR
567.59 VAR
1022.14 VAR
727.5 VAR
Correct answer
1091.25 VAR
Power factor of an IM is low at ________.
half load
no load
full load
quarter load
Correct answer
half load
The value of the current I2 if I1 is equal to 10A, is:
\(\rm \frac{100}{{R}_3} {~A}\)
0 A
\(\rm \frac{100}{{R}_2} {~A}\)
10 A
Correct answer
\(\rm \frac{100}{{R}_3} {~A}\)
Three identical coils connected in delta to a 415 V, 3-phase supply take a total power of 50 kW and line currents of 70 A. Determine the total kVA taken by the coils.
16.77 kVA
50.32 kVA
23.24 kVA
9.68 kVA
Correct answer
16.77 kVA
The value of a series resistor is required to limit the current through an LED to 36mA with a forward voltage drop of 3V, when connected to a 12V supply.
250 m Ω
25 Ω
4000 Ω
250 Ω
Correct answer
250 m Ω
In case of electrical energy, the joule is also expressed as the ________.
newton-second
meter-second
watt-second
joule-second
Correct answer
newton-second
In applications such as drink and food mixers and sewing machines _________ is used.
split-phase IM motor
universal motor
AC series motor
repulsion motor
Correct answer
split-phase IM motor
Which of the following expressions clearly indicates determination of the diversity factor in a power system?
\(\rm \frac{Average\ demand} {Maximum\ demand\ of\ the\ whole\ system} \)
\(\rm \frac{Sum\ of\ Individual\ maximum\ demand} {Maximum\ demand\ of\ the\ whole\ system} \)
\(\rm \frac{Maximum\ demand} {Sum\ of\ individual\ maximum\ demand} \)
\(\rm \frac{Maximum\ demand\ of\ the\ whole\ system} {Sum\ of\ individual\ maximum\ demand}\)
Correct answer
\(\rm \frac{Average\ demand} {Maximum\ demand\ of\ the\ whole\ system} \)
Which of the following statements is true regarding the voltage drop due to armature reaction for leading power factors in an alternator?
The voltage drop increases with an increase in power factor.
The voltage drop remains constant irrespective of the power factor.
The voltage drop is not affected by the power factor.
The voltage drop decreases with an increase in power factor.
Correct answer
The voltage drop increases with an increase in power factor.
In the application of electrical circuits, the nichrome that is used to make the heating element in an electric cooker has ________.
40% nickel and 60% chromium
80% nickel and 20% chromium
50% nickel and 50% chromium
20% nickel and 80% chromium
Correct answer
40% nickel and 60% chromium
In electromagnetism, the pattern of the magnetic field in a solenoid is ________.
of curved lines
circular
of parallel straight lines
of perpendicular lines
Correct answer
of curved lines
Which sort of contract requires contractors to provide individual price quotes for all work to be performed?
Schedule rate contract
Lump sum contract
Percentage rate contract
Item rate contract
Correct answer
Schedule rate contract
A overhead transmission line is supported by supports at equal levels. If the length of the conductor span is increased by two times, the sag will _______. (Given, weight per unit length and tension in the conductor are constant.)
decrease by four times
increase by two times
decrease by two times
increase by four times
Correct answer
decrease by four times
Which of the following is NOT the requirement of a DC servomotor?
Better precision
Less torque to weight ratio
Linear torque-speed characteristics
High accuracy
Correct answer
Better precision
In the spilt-phase induction motor, maximum torque is about _____________ the full load torque at about 75% of the synchronous speed.
250 times
2.5 times
0.25 times
25 times
Correct answer
250 times
A 3-phase star-connected alternator is rated at 1.3 MVA, 11 KV. The armature effective resistance and synchronous reactance are 1.3 Ω and 20 Ω, respectively. Calculate voltage drop due to synchronous reactance.
930.77 V
2363 V
1364.6 V
842.24 V
Correct answer
930.77 V
The standard voltage between any two phases in three-phase four-wire secondary distribution system have ________.
33 kV
400 V
230 V
11 kV
Correct answer
33 kV
The ratio of the area under the load curve to the total area under the rectangle in which it is contained gives the value of ________.
utilisation factor
diversity factor
load factor
average demand
Correct answer
utilisation factor
How does the input impedance of a CRO affect its deflection sensitivity?
Lower input impedance leads to higher deflection sensitivity
It is directly proportional at low input impedance and inversely proportional at high input impedance
The input impedance does not affect deflection sensitivity
Higher input impedance leads to higher deflection sensitivity
Correct answer
Lower input impedance leads to higher deflection sensitivity
Which of the following statements is/are true regarding all day efficiency of a transformer?
(i) All day efficiency is also called as commercial efficiency.
(ii) All day efficiency primarily depends on the duration of load and amount of load.
(iii) All day efficiency is achieved when the iron losses are less.
Both (i) and (iii) are true
Only (i) is true
Only (ii) is true
Both (ii) and (iii) are true
Correct answer
Both (i) and (iii) are true
Which of the following motors DO/DOES NOT use three-point starters?
DC shunt motor
DC series motor
DC compound motor
Both DC shunt and compound motors
Correct answer
DC shunt motor
Which of the following lamps are used in searchlights?
Neon lamps
Fluorescent lamps
Sodium vapour lamp
Arc lamps
Correct answer
Neon lamps
Which of the following parts is NOT present in a typical brushless DC motor?
Fixed armature
Commutator
Electronic controller
Permanent magnet
Correct answer
Fixed armature
A resistor of resistance R Ω is connected in series with a coil having an inductance of L henry. If XL is the value of inductive reactance, what is the value of net impedance of the circuit?
\( \frac{\sqrt{R}}{X_L} \)
\( \sqrt{R^2-X_L^2} \)
\( \sqrt{R^2+X_L^2} \)
\(\frac{\sqrt{X_L}}{R}\)
Correct answer
\( \frac{\sqrt{R}}{X_L} \)
If 15A current is flowing through a solenoid of inductance 4H, find the magnetic energy stored in the solenoid.
450 J
540 J
100 J
1000 J
Correct answer
450 J
Which of the following measurement instruments consumes the least amount of energy?
Induction type
Dynamometer type
PMMC type
Moving iron type
Correct answer
Induction type
FET is like a switched on condition when it operates in ______ mode.
ohmic
saturation
inversion
cut off
Correct answer
ohmic
The depletion layer capacitance is essentially the capacitance of a _________ p-n junction.
forward-bias
cut-off
reverse-bias
saturated
Correct answer
forward-bias
Which option among the following is correctly associated with the ‘Auxiliary motor starting’?
A squirrel cage winding is used for the starting purpose of the starting of the synchronous motor.
A damper winding is used for the starting purpose of the starting of the synchronous motor.
A small direct-coupled induction motor, called pony motor, is used for the starting purpose of the synchronous motor.
A DC supply and DC compound motor is used for the starting purpose of the starting of the synchronous motor.
Correct answer
A squirrel cage winding is used for the starting purpose of the starting of the synchronous motor.
What kind of metal does continuous bus bar wire typically consist of?
Iron
Neither copper nor aluminium
Plastic
Copper or aluminium
Correct answer
Iron
What is the reason for providing corrugated or radiators on the sides of transformer tanks?
To increase the dielectric strength of the oil
To provide very small surface area to dissipate heat generated
To reduce the size of the transformer tank
To provide sufficient cooling area
Correct answer
To increase the dielectric strength of the oil
Which of the following options shows the correct proportion of helium and neon gases in the mixture for helium neon laser?
10% of helium and 90% of neon
80% of helium and 20% of neon
20% of helium and 20% of neon
90% of helium and 10% of neon
Correct answer
10% of helium and 90% of neon
What is the magnetizing current of a transformer?
The current flowing through the ferromagnetic core.
The current flowing through the insulation between the primary and secondary windings.
The current drawn by the secondary winding when a load is connected.
The current drawn by the primary winding when the secondary is on open circuit.
Correct answer
The current flowing through the ferromagnetic core.
In Bipolar Junction Transistor, for amplification purposes, emitter-base junction is _______ and collector-base junction is _______ biased.
forward; reverse
reverse; reverse
reverse; forward
forward; forward
Correct answer
forward; reverse
An AC circuit contains a resistance and inductance connected in series. The active power consumed by the circuit is equal to 4800 W and reactive power is 6400 VAR. Calculate the apparent power.
4233 VA
8000 VA
1058.3 VA
11200 VA
Correct answer
4233 VA
In electrical applications, the coil of an infrared lamp is made up of ________.
copper
tungsten
nichrome
iron
Correct answer
copper
Select the INCORRECT statement(s) regarding squirrel-cage induction generators used in wind power plants.
A) They can be used in both constant-speed and variable-speed applications.
B) They work within a narrow speed range, which is slightly above the synchronous speed.
C) Squirrel-cage induction generators are more expensive than wound-rotor induction generators.
Only C
Only A
A and B
Only B
Correct answer
Only C
What is core-stepping in core-type transformers?
A method to reduce the length of the mean turn
A method to increase the length of the mean turn
A method to increase the R loss
A method to reduce the space factor
Correct answer
A method to reduce the length of the mean turn
In a phasing out test, a voltmeter connected to the winding shows deflection when the supply is given; this indicates that this is _______________.
tertiary winding only
secondary winding only
primary winding only
both primary and secondary winding
Correct answer
tertiary winding only
What is the maximum electric field when Vbi = 3V, VR = 4V, and the width of the semiconductor is 7 cm?
−400 V/m
−200 V/m
200 V/m
300 V/m
Correct answer
−400 V/m
Select the correct statement(s) with respect to the Francis turbine.
A) It is used in medium heads and for moderate discharges.
B) It is an axial-in radial-out type of turbine.
C) It is an example of a mixed-flow turbine.
A and B
A and C
Only A
B and C
Correct answer
A and B
A coil consists of 1000 turns having a cross-sectional area of 0.4 mm2. The mean length per turn is 40 cm and the resistivity of the wire is 0.02μΩ-m. The resistance of the coil is _______.
40Ω
20µΩ
200Ω
20Ω
Correct answer
40Ω
Because of their high efficiency and high speed, synchronous motors are well suited for________.
ceiling fans
electric tractions
mixer grinders
blowers
Correct answer
ceiling fans
In case of electromagnetic induction, two coils are arranged in such a way that a change in one coil causes an EMF to be induced in the other coil. This is called ________.
self-inductance
parallel inductance
series inductance
mutual inductance
Correct answer
self-inductance
The type of armature winding used in large high-voltage alternators is:
wave winding
two layer winding
concentric winding
lap winding
Correct answer
wave winding
A voltage source having some internal resistance delivers a 2A current when a 5Ω load is connected to it. When the load is 10Ω, then the current becomes 1.6A. Calculate the power transfer efficiency of the source for a 15Ω load.
90%
50%
100%
10%
Correct answer
90%
In a metal filament bulb, the filament used as a heating coil is tungsten due to its _______.
high melting point and low resistivity
low melting point and high resistivity
high melting point and high resistivity
low melting point and low resistivity
Correct answer
high melting point and low resistivity
What will be the direction of deflecting torque in a moving iron instrument if the direction of current in the coil is reversed at the same magnitude?
Reverse direction
Reduced by half
Reduced to zero
Same direction
Correct answer
Reverse direction
Which of the following lamps is suitable for highway lighting?
Neon lamp
Fluorescent lamp
Incandescent lamp
Sodium vapour light
Correct answer
Neon lamp
When two or more sinusoidal waves are precisely in step with one another, they are said to be:
out of phase
60 degrees lagging
60 degrees leading
in phase
Correct answer
out of phase
What kind of error does it constitute if only one of the parties to a contract misunderstands its terms or scope?
Mutual mistake
Unilateral mistake
Bilateral mistake
Multilateral mistake
Correct answer
Mutual mistake
Which of the following is the application of soft magnetic materials?
Electromagnets
Microphones
Speakers
Permanent magnets
Correct answer
Electromagnets
In a PMMC instrument, if the controlling torque is too high, what effect will it have on the accuracy of the instrument?
The instrument will stop working.
The accuracy of the instrument will increase.
The accuracy of the instrument will decrease.
The accuracy of the instrument will remain unaffected.
Correct answer
The instrument will stop working.
A 230 V, 3-phase voltage is applied to a balance delta connected 3-phase load of phase impedance (15 + j 20) Ω. What is the power consumed per phase?
1269.6 W
2198.3 W
1161.6 W
3807.6 W
Correct answer
1269.6 W
An RLC series circuit has R = 5 Ω and L = 1 H. Which of the following values of capacitance will make this circuit critically damped?
0.20 F
0.16 F
0.08 F
0.30 F
Correct answer
0.20 F
Which of the following information is NOT present on the nameplate of a transformer?
Rated frequency
Insulation class
kVA or MVA rating
Frame size
Correct answer
Rated frequency
A coil having a resistance of 8 Ω and an inductance of 0.01911 Henry is connected across a 230 V, 50 Hz AC supply. The reactive power is equal to ______.
4.496 KVAR
4.232 KVAR
3.703 KVAR
3.174 KVAR
Correct answer
4.496 KVAR
An electrodynamometer is widely used as a ________.
calibration instrument
transfer instrument
low impedance circuit
calibration instrument and transfer instrument
Correct answer
calibration instrument
The most important consideration when making a detailed estimate is:
Only availability of materials
quantity, transportation and availability of materials
Only quantity of the materials
Only transportation of materials
Correct answer
Only availability of materials
The total inductance of two coupled coils in the ‘series aiding’ and ‘series opposing’ connections are 4 H and 2 H, respectively. The value of mutual inductance will be _________.
0.2 H
0.5 H
0.33 H
0.75 H
Correct answer
0.2 H
In an AC circuit, the peak voltage is 388 V. Its effective voltage is:
200 V
300 V
275 V
230 V
Correct answer
200 V
The capacitance of a parallel plate capacitor having two plates of area A = 200 cm2 and separated by distance d = 10 cm is given by ____________ if the permittivity of medium is 8.854 × 10-12 F/m
17.7 µF
17.7 × 10-7 µF
17.7 F
17.7 PF
Correct answer
17.7 µF
As the leading power factor of the load of an alternator decreases, the magnitude of generated voltage required to give rated terminal voltage ______________.
remains unchanged
increases
first increases and then decreases
decreases
Correct answer
remains unchanged
Find the value of the equivalent inductance as seen from the open terminal for the diagram shown below.
12H
24H
10H
9H
Correct answer
12H
Which of the following is the outermost layer of an underground cable?
Serving
Armour
Insulation
Sheath
Correct answer
Serving
A constant voltage source is applied between the two ends of a wire. If the length of the wire is doubled and the radius remains the same, then the rate of heat developed in the wire ________.
will be 4 times
will be zero
will be halved
will remain the same
Correct answer
will be 4 times
Which of the following motors is used for shears and presses?
DC shunt motor
DC compound motor
Stepper motor
DC series motor
Correct answer
DC shunt motor
A 64kΩ resistor has a specified maximum power dissipation of 1000 watts. The maximum current that may be passed through the resistor is ________.
64 A
32 A
\(\frac{1}{8} A\)
8 A
Correct answer
64 A
What is the purpose of interleaving the windings in a transformer?
To reduce the efficiency of the transformer
To increase the leakage flux
To reduce the leakage flux
To increase the inductance of the transformer
Correct answer
To reduce the efficiency of the transformer
In case of circuit laws, the currents flowing in various conductors in an electrical circuit are calculated by applying ________.
Laplace’s law
the network reduction method
the direct method
Kirchhoff’s law
Correct answer
Laplace’s law
Which of the following portions represents retentivity in the BH curve shown below?
1
3
2
6
Correct answer
1
Find the current flowing through the 7 Ω resistor.
20 A
6 A
7 A
14 A
Correct answer
20 A
The main reason to amplify the input signals by using vertical amplifier is:
the input impedance is low
they are not strong to provide deflection that can be measured
they provide attenuation
they provide low stability
Correct answer
the input impedance is low
A repulsion start induction run single phase motor runs as an IM only when ________.
short circuit is disconnected
stator winding is reversed
the commutator segments are short circuited
brushes are shifted to neutral phase
Correct answer
short circuit is disconnected
In radial distribution system, separate feeder radiates from single substation and feeds the distributors at _______.
one end only
two ends
three ends
four ends
Correct answer
one end only
Which of the following is NOT a type of Field Effect Transistor?
JFET
Depletion MOSFET
Enhancement MOSFET
Thyristor
Correct answer
JFET
To measure the frequency of a waveform, which of the following data is necessary from the CRO?
Time period of the waveform
Peak to peak value of the waveform
Vertical scale setting
Amplitude of the waveform
Correct answer
Time period of the waveform
An electric kettle consumes 10kw of electric power when operated at 200 V. A fuse wire of what rating must be used for it?
10A
50A
40A
30A
Correct answer
10A
In case of magnetic circuits, the product of the number of turns on a coil and the current flowing through the coil is called __________.
MMF
absolute permeability
relative permeability
EMF
Correct answer
MMF
Current (I) expression of a diode is given by: (where symbols have usual meaning)
\(\mathrm{I}=\mathrm{I}_0\left(\mathrm{e}^{\frac{\mathrm{qv}}{\mathrm{}^{\mathrm{\eta T}}}}-1\right)\)
\(\rm I=I_0\left(e^{\frac{\mathrm{v}}{\eta \mathrm{kT}}}\right)\)
\(\mathrm{I}=\mathrm{I}_0\left(\mathrm{e}^{\frac{\mathrm{qv}}{\mathrm{\eta kT}}}-1\right)\)
\(\mathrm{I}=\mathrm{I}_0\left(\mathrm{e}^{\frac{\mathrm{qv}}{\mathrm{} \mathrm{ \eta kT}}}-2\right) \)
Correct answer
\(\mathrm{I}=\mathrm{I}_0\left(\mathrm{e}^{\frac{\mathrm{qv}}{\mathrm{}^{\mathrm{\eta T}}}}-1\right)\)
Which of the following lamps is used for the determination of polarity of DC mains?
Sodium vapour lamp
Carbon arc lamp
Mercury vapour lamp
Neon discharge lamp
Correct answer
Sodium vapour lamp
The shaded-pole induction motors have _____________ compared with other motor types and may not be suitable for applications with ___________ or where precise speed control is necessary.
high efficiency; light loads
lower efficiency; heavy loads
high efficiency; heavy loads
lower efficiency; light loads
Correct answer
high efficiency; light loads
Which of the following types of cooling is more economical for very large transformers of rating 100 MVA?
Oil forced water forced
Oil forced air forced
Oil natural air forced
Oil natural air natural
Correct answer
Oil forced water forced
What inductance would be needed to store 2kWh of energy in a coil carrying a 100A current?
4 H
1440 H
0.4 H
100 H
Correct answer
4 H
Which of the following is NOT a desirable criteria for an underground cable?
Proper insulation thickness should be taken care of in order to provide greater degree of safety
Conductors should be used such that heating loss is minimum
Conductors used in the cable should be stranded
Mechanical protection is not required in any underground cable
Correct answer
Proper insulation thickness should be taken care of in order to provide greater degree of safety
Which of the following is NOT an application of shaded-pole induction motor?
Fans for refrigeration
A lift of a building
Table fan
Hair drier
Correct answer
Fans for refrigeration
A wind turbine with a rotor diameter of 60 m is installed in an area with an average wind speed of 4 m/s. Find the wind power density in watts per square metre, assuming that the air density in the area is 1.5 kg/m3.
135.67 KW/m2
736.45 KW/m2
271.3 KW/m2
542.6 KW/m2
Correct answer
135.67 KW/m2
Which of the following points clearly describe the need for a back-to-back converter connected to the rotor of a doubly fed induction generator [DFIG] used in wind power plants?
(i) It feeds the rotor with currents of fixed frequency and thus, helps in achieving a fixed range of speed.
(ii) It feeds the rotor with currents of varying frequency and thus, helps in achieving various ranges of speed.
(iii) It helps in power factor correction by adjusting the active power output of the DFIG.
(iv) It helps in power factor correction by adjusting the reactive power output of the DFIG.
(i) and (iii)
(i) and (iv)
(ii) and (iii)
(ii) and (iv)
Correct answer
(i) and (iii)
If a current varies periodically from zero to maximum, back to zero and then repeats, the signal is a:
sinusoidal signal
direct signal
pulsating signal
constant signal
Correct answer
sinusoidal signal
The shaded-pole induction motors are of ___________.
low cost
very high cost
zero cost
high cost
Correct answer
low cost
What is the charging current per phase of a three-core underground cable connected to 22 kV, 50 Hz three phase supply? Given that the capacitance of each phase to neutral is 18 µF. (Given the connection is star connected.)
71.82 A
84.45 A
82.13 A
50 A
Correct answer
71.82 A
200 questions in the full paper