Official Paper

RRB JE 23 May 2019 (Shift 2) Official Paper (Previous Year Paper)

100 questions · 90 minutes · with answers · free

Test (100 questions)

1

Find the ODD one out from the given options.

  1. ((a))

    HAVE : AVEH

  2. ((b))

    LIKE : KILE

  3. ((c))

    AWAY : WAYA

  4. ((d))

    MEET : EETM

Show Answer
Answer: ((a))

HAVE : AVEH

2

Amoebiasis causes __________.

  1. ((a))

    Dysentry

  2. ((b))

    Headache and cold

  3. ((c))

    Fever

  4. ((d))

    Severe cold

Show Answer
Answer: ((a))

Dysentry

3

Find the LCM of ab²c², a²bc and a³b³c².

  1. ((a))

    a³b³c²

  2. ((b))

    abc

  3. ((c))

    a²b²c²

  4. ((d))

    a³b³c³

Show Answer
Answer: ((a))

a³b³c²

4

In a certain language, 'pre nat bis' means 'smoking is harmful', 'vog dor nat' means 'avoid harmful habit', and 'dor bis yel' means 'please avoid smoking'. Which of the following means 'habit' in that language?

  1. ((a))

    dor

  2. ((b))

    vog

  3. ((c))

    nat

  4. ((d))

    bis

Show Answer
Answer: ((a))

dor

5

Unsaturated carbon compounds will give a _______ flame with lots of black smoke.

  1. ((a))

    Yellow

  2. ((b))

    Blue

  3. ((c))

    Green

  4. ((d))

    Red

Show Answer
Answer: ((a))

Yellow

6

The present age of a mother and daughter is in the ratio of 8 : 3. After 12 years, the ratio of their ages will be 2 : 1. What is the sum of the present age of the mother and the daughter?

  1. ((a))

    74 years

  2. ((b))

    69 years

  3. ((c))

    66 years

  4. ((d))

    71 years

Show Answer
Answer: ((a))

74 years

7

The radii of the bases of a cylinder and cone are in the ratio √3 : √2. Their heights are in their ratio √2 : √6. What is the ratio of their volume?

  1. ((a))

    √3 : √2

  2. ((b))

    3√3 : √2

  3. ((c))

    3√3 : 2

  4. ((d))

    2√3 : 3

Show Answer
Answer: ((a))

√3 : √2

8

In a certain code, 'PSHO' is coded as 'FIRE'. How would 'KQDS' be coded?

  1. ((a))

    AGNI

  2. ((b))

    BAVO

  3. ((c))

    CARD

  4. ((d))

    WIRE

Show Answer
Answer: ((a))

AGNI

9

P and Q run along a circular track in 4 minutes and 7 minutes respectively. They start from the same point at the same time. When Q has completed 12 rounds, how many times will they meet if they run in, (i) Same direction, (ii) Opposite directions?

  1. ((a))

    (i) 9, (ii) 12

  2. ((b))

    (i) 9, (ii) 8

  3. ((c))

    (i) 9, (ii) 33

  4. ((d))

    (i) 6, (ii)18

Show Answer
Answer: ((a))

(i) 9, (ii) 12

10

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. 

XZ, BX, FU, (…), NL

  1. ((a))

    GS

  2. ((b))

    UN

  3. ((c))

    JQ

  4. ((d))

    SL

Show Answer
Answer: ((a))

GS

11

In the following question, which one of the four interchanges in signs and numbers would make the given equation correct?

7÷ 2 - 4 + 1 = 6

  1. ((a))

    ÷ and - ; 2 and 4

  2. ((b))

    ÷ and + ; 7 and 4

  3. ((c))
    • and + ; 2 and 1
  4. ((d))

    ÷ and + ; 2 and 7

Show Answer
Answer: ((a))

÷ and - ; 2 and 4

12

Which of the following cricketers set a record for most runs in an ODI single game?

  1. ((a))

    Sachin Tendulkar

  2. ((b))

    Virat Kholi

  3. ((c))

    Rohit Sharma

  4. ((d))

    Shahid Afridi

Show Answer
Answer: ((a))

Sachin Tendulkar

13

Read the following information carefully and answer the question given below.

Eight friends—Manoj, Ritu, Banu, Rishi, Anu, Rohan, Sonu and Akash sit in a row having chairs numbered one to eight in ascending order from left to right. They all are facing north direction. Banu sits on the chair numbered six. There are exactly two persons between Banu and Manoj. Ritu and Akash always sit adjacent to each other. Sonu sits adjacent to neither Manoj nor Banu. Anu never sits on a chair having an odd number on it. Neither Ritu nor Akash sits on chair numbered four. There is only one person between Rohan and Ritu. Anu sits on the right (not an immediate right) of Rishi, and Rishi never sits adjacent to Rohan.

Who among the following sits on a chair which is having an even number on it?

  1. ((a))

    Rohan

  2. ((b))

    Manoj

  3. ((c))

    Ritu

  4. ((d))

    Anu

Show Answer
Answer: ((a))

Rohan

14

The Jaisalmer Fort is located in __________.

  1. ((a))

    Punjab

  2. ((b))

    Tamil Nadu

  3. ((c))

    Rajasthan

  4. ((d))

    Uttar Pradesh

Show Answer
Answer: ((a))

Punjab

15

__________ is the first e-governance project of the Government of Karnataka in land records Computerization system.

  1. ((a))

    Bhoomi

  2. ((b))

    E-choupa

  3. ((c))

    Akshaya

  4. ((d))

    Nai Disha

Show Answer
Answer: ((a))

Bhoomi

16

Complete the series.

15, 8, 20, 18, 25, 28, (…)

  1. ((a))

    32

  2. ((b))

    35

  3. ((c))

    37

  4. ((d))

    30

Show Answer
Answer: ((a))

32

17

Find the place value of 5 in 2.00589.

  1. ((a))

    5/100

  2. ((b))

    5

  3. ((c))

    5/1000

  4. ((d))

    5/10

Show Answer
Answer: ((a))

5/100

18

Simplify: sin3AsinAcos3AcosA\frac{{\sin 3A}}{{\sin A}} - \frac{{\cos 3A}}{{\cos A}}

  1. ((a))

    1/3

  2. ((b))

    -2

  3. ((c))

    2

  4. ((d))

    3

Show Answer
Answer: ((a))

1/3

19

Which of the following sounds is pleasant to hear and is of rich quality?

  1. ((a))

    Music

  2. ((b))

    Low pitch

  3. ((c))

    High pitch

  4. ((d))

    Noise

Show Answer
Answer: ((a))

Music

20

Which scientist formulated 'the theory of Evolution'?

  1. ((a))

    Aristotle

  2. ((b))

    Alexander Fleming

  3. ((c))

    Charles Darwin

  4. ((d))

    Issac Newton

Show Answer
Answer: ((a))

Aristotle

21

Chennai is at the north of Bengaluru; and Hyderabad is located to the west of Chennai. With respect to Bengaluru, in which direction is Hyderabad located?

  1. ((a))

    South

  2. ((b))

    North west

  3. ((c))

    West

  4. ((d))

    North east

Show Answer
Answer: ((a))

South

22

Crude birth rate is the number of live births per ______ people each year.

  1. ((a))

    1000

  2. ((b))

    10

  3. ((c))

    100

  4. ((d))

    10000

Show Answer
Answer: ((a))

1000

23

Which of the following countries was formed in 1971?

  1. ((a))

    Sri Lanka

  2. ((b))

    Nepal

  3. ((c))

    Bangladesh

  4. ((d))

    Bhutan

Show Answer
Answer: ((a))

Sri Lanka

24

With which of the following games is Nomura Cup associated?

  1. ((a))

    Golf

  2. ((b))

    Football

  3. ((c))

    Badminton

  4. ((d))

    Basketball

Show Answer
Answer: ((a))

Golf

25

If west becomes north and north becomes east and so on, what will be the south west?

  1. ((a))

    South

  2. ((b))

    North east

  3. ((c))

    West

  4. ((d))

    North west

Show Answer
Answer: ((a))

South

26

A sum of money at Simple Interest amounts to Rs.2800 in 2 years and Rs.3250 in 5 years. Find the sum and the rate of interest.

  1. ((a))

    Rs.3000 and 15%

  2. ((b))

    Rs.2000 and 5%

  3. ((c))

    Rs.2500 and 6%

  4. ((d))

    Rs.1000 and 10%

Show Answer
Answer: ((a))

Rs.3000 and 15%

27

Choose the figure that best represents the relationship among the classes given below.

Mother, Children, Human, Father

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

28

Which is better?

(l) Successive discounts of 10% and 20%

(ll) Successive discounts of 20% and 10%

  1. ((a))

    Successive discounts of 20% and 10%

  2. ((b))

    Both are same

  3. ((c))

    Cannot be determined

  4. ((d))

    Successive discounts of 10% and 20%

Show Answer
Answer: ((a))

Successive discounts of 20% and 10%

29

The Simple Interest on a sum of money will be Rs. 600 after 10 years. If the principal is increased three times after 5 years, what will be the total interest at the end of 10 years?

  1. ((a))

    Rs. 900

  2. ((b))

    Rs. 1200

  3. ((c))

    Rs. 300

  4. ((d))

    Rs. 600

Show Answer
Answer: ((a))

Rs. 900

30

P and Q can do some work individually in 8 and 16 days respectively. They work together and completed the work. What is the ratio of work done by P and Q, when the work was completed?

  1. ((a))

    2 : 1

  2. ((b))

    3 : 2

  3. ((c))

    2 : 3

  4. ((d))

    2 : 5

Show Answer
Answer: ((a))

2 : 1

31

The layer of atmosphere closest to the earth surface is the

  1. ((a))

    Stratosphere

  2. ((b))

    Lithosphere

  3. ((c))

    Asthenosphere

  4. ((d))

    Trophospere

Show Answer
Answer: ((a))

Stratosphere

32

Lemon juice tastes sour because it contains _________.

  1. ((a))

    Bases

  2. ((b))

    Acids

  3. ((c))

    Salts

  4. ((d))

    Minerals

Show Answer
Answer: ((a))

Bases

33

From a picnic arranged for 10 persons, 2 opted out. The expenses had to be equally shared by them. What is the percentage increase in the expenses of each person after the two left?

  1. ((a))

    15%

  2. ((b))

    25%

  3. ((c))

    20%

  4. ((d))

    12%

Show Answer
Answer: ((a))

15%

34

Choose the alternative that best replaces the question mark (?) in the given figure.

  1. ((a))

    318

  2. ((b))

    324

  3. ((c))

    336

  4. ((d))

    312

Show Answer
Answer: ((a))

318

35

Rusting of iron is an example of

  1. ((a))

    Redox reaction

  2. ((b))

    Combination reaction

  3. ((c))

    Neutralisation reaction

  4. ((d))

    Decomposition reaction

Show Answer
Answer: ((a))

Redox reaction

36

The cost of an article is Rs.380. The profit is 20% of the cost while packing expenses are 5% of the sales. Find the net selling price.

  1. ((a))

    Rs.480

  2. ((b))

    Rs.510

  3. ((c))

    Rs.470

  4. ((d))

    Rs.486.50

Show Answer
Answer: ((a))

Rs.480

37

Find the ODD one out from the given options.

  1. ((a))

    Heavy - Fat

  2. ((b))

    Near - Away

  3. ((c))

    Profit - Loss

  4. ((d))

    Birth - Death

Show Answer
Answer: ((a))

Heavy - Fat

38

How many triangles are there in the given figure?

  1. ((a))

    8

  2. ((b))

    4

  3. ((c))

    7

  4. ((d))

    5

Show Answer
Answer: ((a))

8

39

Which of the following gives you a large supply of vitamin C?

  1. ((a))

    Potatoes

  2. ((b))

    Citrus fruits

  3. ((c))

    Bananas

  4. ((d))

    Meat

Show Answer
Answer: ((a))

Potatoes

40

Which of the following is NOT a root vegetable?

  1. ((a))

    Radish

  2. ((b))

    Tomato

  3. ((c))

    Carrot

  4. ((d))

    Turnip

Show Answer
Answer: ((a))

Radish

41

Sum and difference of the ages of two kids are 9 and 1 respectively. How long ago were their ages in the ratio 3 : 2?

  1. ((a))

    1 year

  2. ((b))

    4 years

  3. ((c))

    3 years

  4. ((d))

    2 years

Show Answer
Answer: ((a))

1 year

42

If x³ = n and the units digit of 'n' is a prime number, what are the possible choices for 'x' among the numbers from 1 to 9.

  1. ((a))

    2, 3, 4, 5

  2. ((b))

    3, 5 ,7

  3. ((c))

    1, 5, 3

  4. ((d))

    3, 5, 7, 8

Show Answer
Answer: ((a))

2, 3, 4, 5

43

Which of the following becomes difficult without a frictional force?

  1. ((a))

    Moving a heavy box from one place to another

  2. ((b))

    Playing carom 

  3. ((c))

    The movement of door

  4. ((d))

    Walking on a wet marble floor

Show Answer
Answer: ((a))

Moving a heavy box from one place to another

44

The study of different types of tissues is called-

  1. ((a))

    Cytology

  2. ((b))

    Cell physiology

  3. ((c))

    Cell biology

  4. ((d))

    Histology

Show Answer
Answer: ((a))

Cytology

45

How many gold medals did India win at the Asian Airgun Championships, 2019?

  1. ((a))

    21

  2. ((b))

    16

  3. ((c))

    37

  4. ((d))

    30

Show Answer
Answer: ((a))

21

46

Two places—P and Q are 400 miles apart. A car starts from P at a speed of 50 mph towards Q. After 75 minutes, another car starts from Q to P at a speed of 40 mph. After how many hours will both the cars meet?

  1. ((a))

    5 hours

  2. ((b))

    4 hours 30 minutes

  3. ((c))

    4 hours

  4. ((d))

    2 hours 45 minutes

Show Answer
Answer: ((a))

5 hours

47

The movement of a substance from an area of high concentration to an area of low concentration is known as

  1. ((a))

    Condensation

  2. ((b))

    Sublimation

  3. ((c))

    Diffusion

  4. ((d))

    Evaporation

Show Answer
Answer: ((a))

Condensation

48

25, 125, 62.5, 250, 125, 375, (…)

  1. ((a))

    187.5

  2. ((b))

    185

  3. ((c))

    175.7

  4. ((d))

    165

Show Answer
Answer: ((a))

187.5

49

Find the volume of the cuboid whose length is 24 cm, breadth is 18 cm and height is 16 cm.

  1. ((a))

    5184 cm3

  2. ((b))

    7142 cm3

  3. ((c))

    7089 cm3

  4. ((d))

    6912 cm3

Show Answer
Answer: ((a))

5184 cm3

50

Find the largest two-digit prime number.

  1. ((a))

    91

  2. ((b))

    93

  3. ((c))

    89

  4. ((d))

    97

Show Answer
Answer: ((a))

91

51

Common salt besides being used as condiment and food preservative can also be used as the raw material for making

  1. ((a))

    Baking soda

  2. ((b))

    Sodium hydroxide

  3. ((c))

    All of the options

  4. ((d))

    Bleaching powder

Show Answer
Answer: ((a))

Baking soda

52

If the two roots of a quadratic equation are α, β where α + β = 8 and α – β = 2, then the equation is :

  1. ((a))

    x² – 8x + 15 = 0

  2. ((b))

    x² + 8x – 15 = 0

  3. ((c))

    x² – 8x – 15 = 0

  4. ((d))

    x² + 8x + 15 = 0

Show Answer
Answer: ((a))

x² – 8x + 15 = 0

53

When a sound producing source moves with a speed higher than the sound, shock waves are produced in air. What is the very sharp and loud sound produced by these shock waves called?

  1. ((a))

    Sonic boom

  2. ((b))

    Normal sound

  3. ((c))

    Infra sonic

  4. ((d))

    Sonic thunder

Show Answer
Answer: ((a))

Sonic boom

54

Simplify : 10+25+108+154+225\sqrt {10 + \sqrt {25 + \sqrt {108 + \sqrt {154 + \sqrt {225} } } } }

  1. ((a))

    8

  2. ((b))

    6

  3. ((c))

    3

  4. ((d))

    4

Show Answer
Answer: ((a))

8

55

Complete the series.

Z, W, T, Q, (…)

  1. ((a))

    O

  2. ((b))

    S

  3. ((c))

    P

  4. ((d))

    N

Show Answer
Answer: ((a))

O

56

Who among the following was the first woman President of the General Assembly of UNO?

  1. ((a))

    Vijayalakshmi Pandit

  2. ((b))

    Sarojini Naidu

  3. ((c))

    Chonira Belliappa Muthamma

  4. ((d))

    Annie Besant

Show Answer
Answer: ((a))

Vijayalakshmi Pandit

57

The frequency of a sound wave is 50 Hz and its wavelength is 4 m. What is the speed of the sound wave?

  1. ((a))

    400 m/s

  2. ((b))

    80 m/s

  3. ((c))

    100 m/s

  4. ((d))

    200 m/s

Show Answer
Answer: ((a))

400 m/s

58

Find the ODD one out from the given options.

  1. ((a))

    61

  2. ((b))

    37

  3. ((c))

    19

  4. ((d))

    27

Show Answer
Answer: ((a))

61

59

The speed of the sound depends upon the _________ properties of the medium.

  1. ((a))

    All of the options

  2. ((b))

    Density

  3. ((c))

    Temperature

  4. ((d))

    Elasticity

Show Answer
Answer: ((a))

All of the options

60

Find the HCF of 175, 56 and 70.

  1. ((a))

    35

  2. ((b))

    5

  3. ((c))

    7

  4. ((d))

    70

Show Answer
Answer: ((a))

35

61

Priya's father was 38 years of age when she was born. Her mother was 36 when her brother 4 years younger to her was born. How many years is her mother younger than her father?

  1. ((a))

    8

  2. ((b))

    4

  3. ((c))

    6

  4. ((d))

    5

Show Answer
Answer: ((a))

8

62

Which of the following is NOT a fossil source of energy?

  1. ((a))

    Cow dung cakes

  2. ((b))

    Kerosene oil

  3. ((c))

    CNG

  4. ((d))

    Coal

Show Answer
Answer: ((a))

Cow dung cakes

63

Which is the largest internal organ in the human body?

  1. ((a))

    Pancreas

  2. ((b))

    Kidneys

  3. ((c))

    Heart

  4. ((d))

    Liver

Show Answer
Answer: ((a))

Pancreas

64

When is 'World Environment Day' observed?

  1. ((a))

    June 5

  2. ((b))

    November 25

  3. ((c))

    July 5

  4. ((d))

    August 27

Show Answer
Answer: ((a))

June 5

65

P gets 360 marks out of a total score of 500. Marks of P are 10% less than Q's score. Q got 25% more than R, and R got 20% less than S. What is the percentage marks of S?

  1. ((a))

    68%

  2. ((b))

    80%

  3. ((c))

    75%

  4. ((d))

    72%

Show Answer
Answer: ((a))

68%

66

___________ is the richest source of Vitamin-B.

  1. ((a))

    Biscuits

  2. ((b))

    Pulses

  3. ((c))

    Cereals

  4. ((d))

    Apple

Show Answer
Answer: ((a))

Biscuits

67

2, 4, 16, 96, (..), 7680

  1. ((a))

    773

  2. ((b))

    752

  3. ((c))

    768

  4. ((d))

    796

Show Answer
Answer: ((a))

773

68

Which of these is an anatomical cavity filled with air?

  1. ((a))

    Bone

  2. ((b))

    Cartilage

  3. ((c))

    Sinus

  4. ((d))

    Tendon

Show Answer
Answer: ((a))

Bone

69

Archimedes principle is used to design which of the following?

  1. ((a))

    Cars

  2. ((b))

    Aircraft

  3. ((c))

    Submarines

  4. ((d))

    Trucks

Show Answer
Answer: ((a))

Cars

70

Choose from the alternatives the figure that best completes the pattern given below.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

71

Find the missing number in the following series.

25, 52, 27, (...), 29, 92

  1. ((a))

    72

  2. ((b))

    92

  3. ((c))

    82

  4. ((d))

    62

Show Answer
Answer: ((a))

72

72

The horizontal row of the periodic table is called the ________.

  1. ((a))

    Table

  2. ((b))

    Group

  3. ((c))

    Column

  4. ((d))

    Period

Show Answer
Answer: ((a))

Table

73

The normal human heart-beat per minute on an average is __________.

  1. ((a))

    50-100

  2. ((b))

    90-100

  3. ((c))

    100-120

  4. ((d))

    60-100

Show Answer
Answer: ((a))

50-100

74

Which word will best complete the relationship given below?

Amber Palace : Rajasthan :: Ajanta Caves : ?

  1. ((a))

    Kerala

  2. ((b))

    Sikkim

  3. ((c))

    Maharashtra

  4. ((d))

    Bihar

Show Answer
Answer: ((a))

Kerala

75

If 0.001 ÷ x = 0.01, then find 'x'.

  1. ((a))

    0.1

  2. ((b))

    0.5

  3. ((c))

    0.01

  4. ((d))

    1

Show Answer
Answer: ((a))

0.1

76

Read the following information carefully and answer the question given below.

J, K, L, M, N, X, Y and Z are playing a game standing in a circle facing inside. L is neither the neighbour of J nor of Y. M is the neighbour of J but not of Z. N is the neighbour of Z and is third to the right of X. K is the neighbour of X and fourth to the left of M.

Who among the following stands third to the right of K?

  1. ((a))

    Y

  2. ((b))

    M

  3. ((c))

    J

  4. ((d))

    L

Show Answer
Answer: ((a))

Y

77

Which is the largest organelle in a cell?

  1. ((a))

    Mitochondria

  2. ((b))

    Endoplasmic reticulum

  3. ((c))

    Nucleus

  4. ((d))

    Golgi body

Show Answer
Answer: ((a))

Mitochondria

78

In a certain code, 'TABLE' is written as 'WDEOH'. How would 'SKY' be written in that code

  1. ((a))

    TBN

  2. ((b))

    NYB

  3. ((c))

    VNB 

  4. ((d))

    BNY

Show Answer
Answer: ((a))

TBN

79

Simplify : cos θ/(1 + sin θ)

  1. ((a))

    sec θ + tan θ

  2. ((b))

    cosec θ + cot θ

  3. ((c))

    cosec θ – cot θ

  4. ((d))

    sec θ – tan θ

Show Answer
Answer: ((a))

sec θ + tan θ

80

If AB;+;BA;=;1,\frac{A}{B}; + ;\frac{B}{A}; = ;1, then find A3 + B3.

  1. ((a))

    2

  2. ((b))

    1

  3. ((c))

    0

  4. ((d))

    -1

Show Answer
Answer: ((a))

2

81

If A = 30°, then find the value of cos2 A + cos2 (60° + A) + cos2 (60° – A).

  1. ((a))

    -3/2

  2. ((b))

    1

  3. ((c))

    3/2

  4. ((d))

    √3/2

Show Answer
Answer: ((a))

-3/2

82

Vijayawada is located on the banks of the river _________.

  1. ((a))

    Brahmaputra

  2. ((b))

    Cauvery

  3. ((c))

    Krishna

  4. ((d))

    Tapti

Show Answer
Answer: ((a))

Brahmaputra

83

Which of these religions do the Jews follow?

  1. ((a))

    Jainism

  2. ((b))

    Zoroastrianism

  3. ((c))

    Judaism

  4. ((d))

    Christianity

Show Answer
Answer: ((a))

Jainism

84

Which of the following is used in acupuncture treatment?

  1. ((a))

    Needles

  2. ((b))

    Knives

  3. ((c))

    Cups

  4. ((d))

    Thread

Show Answer
Answer: ((a))

Needles

85

A concave mirror produces 3 times magnified real image of an object placed at 5 cm in front of it. At what distance from the front of the mirror is the image located?

  1. ((a))

    15 cm

  2. ((b))

    10 cm

  3. ((c))

    20 cm

  4. ((d))

    5 cm

Show Answer
Answer: ((a))

15 cm

86

Simplify 121323;+;92713\frac{{121}}{{3\frac{2}{3}}}; + ;\frac{{92}}{{7\frac{1}{3}}}

  1. ((a))

    41121341\frac{{12}}{{13}}

  2. ((b))

    40131140\frac{{13}}{{11}}

  3. ((c))

    4561145\frac{6}{{11}}

  4. ((d))

    43111943\frac{{11}}{{19}}

Show Answer
Answer: ((a))

41121341\frac{{12}}{{13}}

87

Which number will best complete the relationship given below?

9 : 20 :: 21 : ?

  1. ((a))

    102

  2. ((b))

    44

  3. ((c))

    131

  4. ((d))

    97

Show Answer
Answer: ((a))

102

88

Who is the present Governor of Kerala?

  1. ((a))

    Navaniti Prasad Singh

  2. ((b))

    Banwarilal Purohit

  3. ((c))

    Vidyasagar Rao

  4. ((d))

    Arif Mohammad Khan

Show Answer
Answer: ((a))

Navaniti Prasad Singh

89

Which law states that mass can neither be created nor destroyed in a chemical reaction?

  1. ((a))

    Law of Reciprocal proportion

  2. ((b))

    Law of Conservation of mass

  3. ((c))

    Law of Constant proportions

  4. ((d))

    Law of Conservation of energy

Show Answer
Answer: ((a))

Law of Reciprocal proportion

90

How long does a train 110 m long running at a speed of 72 km/h take to cross a bridge 132 metres in length?

  1. ((a))

    14.3 seconds

  2. ((b))

    12.42 seconds

  3. ((c))

    9.8 seconds

  4. ((d))

    12.1 seconds

Show Answer
Answer: ((a))

14.3 seconds

91

With which sport is Murugappa Gold Cup associated?

  1. ((a))

    Golf

  2. ((b))

    Cricket

  3. ((c))

    Badminton

  4. ((d))

    Hockey

Show Answer
Answer: ((a))

Golf

92

Electric current is the flow of ________.

  1. ((a))

    Light

  2. ((b))

    Water

  3. ((c))

    Electric charges

  4. ((d))

    Waves

Show Answer
Answer: ((a))

Light

93

P can do some work in 4 hours. Q and R together can finish it in 3 hours while P and R can do it in 2 hours. How long will Q take to complete it, if he works alone?

  1. ((a))

    8 hours

  2. ((b))

    10 hours

  3. ((c))

    12 hours

  4. ((d))

    15 hours

Show Answer
Answer: ((a))

8 hours

94

In this question, three statements are given followed by four conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

  1. All laptops are keyboards.

  2. Some printers are laptops.

  3. All keyboards are scanners.

Conclusions:

I. Some scanners are laptops.

II. Some printers are scanners.

III. All laptops are scanners.

IV. Some laptops are not scanners.

  1. ((a))

    Only conclusions I, II and III follow

  2. ((b))

    Only conclusions I and IV follow

  3. ((c))

    Only conclusions I, III and IV follow

  4. ((d))

    Only conclusions III and IV follow

Show Answer
Answer: ((a))

Only conclusions I, II and III follow

95

Which of the following is discrete in Bohr's theory?

  1. ((a))

    Linear momentum

  2. ((b))

    Velocity

  3. ((c))

    Angular momentum

  4. ((d))

    Energy

Show Answer
Answer: ((a))

Linear momentum

96

In this question, two statements are given followed by a conclusion. Find out which of the alternatives justifies the given conclusion.

Statements:

  1. Coals are atoms of carbon.

  2. Diamonds are atoms of carbon.

Conclusion:

Diamonds are coal.

  1. ((a))

    The conclusion drawn is false

  2. ((b))

    The conclusion drawn is irrelevant

  3. ((c))

    The conclusion drawn is definitely true

  4. ((d))

    The conclusion drawn is probably true

Show Answer
Answer: ((a))

The conclusion drawn is false

97

Galvanisation is a method of protecting iron from rusting by coating it with a thin layer of ________.

  1. ((a))

    Copper

  2. ((b))

    Zinc

  3. ((c))

    Silver

  4. ((d))

    Aluminium

Show Answer
Answer: ((a))

Copper

98

Soaps are sodium or potassium salts of long chain _________.

  1. ((a))

    Carboxylic acid

  2. ((b))

    Alcohols

  3. ((c))

    Aldehydes

  4. ((d))

    Esters

Show Answer
Answer: ((a))

Carboxylic acid

99

If the side of a square is increased by 20%, its area is increased by k%. Find the value of 'k'.

  1. ((a))

    24

  2. ((b))

    36

  3. ((c))

    20

  4. ((d))

    44

Show Answer
Answer: ((a))

24

100

Who among the following inaugurated India’s first hi-tech forensic lab in 2019?

  1. ((a))

    Suresh Prabhu

  2. ((b))

    Nitin Gadkari

  3. ((c))

    Rajnath Singh

  4. ((d))

    Uma Bharti

Show Answer
Answer: ((a))

Suresh Prabhu

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