Official Paper

RRB ALP Mechanic Diesel 21 Jan 2019 Official Paper (Shift 2) (Previous Year Paper)

175 questions · 150 minutes · with answers · free

Attempt as Timed Mock Test

Part A (100 questions)

1

Find mass (in gm) of a gold coin of radius 2 cm and thickness 0.05 cm. (Density of gold 19.3 gm/cm3)

  1. ((a))

    12.1

  2. ((b))

    0.06

  3. ((c))

    6.1

  4. ((d))

    0.03

Show Answer
Answer: ((a))

12.1

2

______ affects the atoms in living cells and thereby damages their genetic material (DNA).

  1. ((a))

    Chlorinated water

  2. ((b))

    Chloroform

  3. ((c))

    Benzene vapours

  4. ((d))

    Ionising radiation

Show Answer
Answer: ((a))

Chlorinated water

3

What is the binary equivalent of decimal 413?

  1. ((a))

    110011101

  2. ((b))

    100111111

  3. ((c))

    110110111

  4. ((d))

    111001001

Show Answer
Answer: ((a))

110011101

4

______ was discovered by the Scottish physician Daniel Rutherford in 1772.

  1. ((a))

    Helium

  2. ((b))

    Hydrogen

  3. ((c))

    Chlorine

  4. ((d))

    Nitrogen

Show Answer
Answer: ((a))

Helium

5

Find the work done (in joules) in moving a charge of 1.6 coulombs across a potential difference of 0.8 V.

  1. ((a))

    1.28

  2. ((b))

    2

  3. ((c))

    2.56

  4. ((d))

    0.5

Show Answer
Answer: ((a))

1.28

6

Who founded Project Nanhi Kali in 1996?

  1. ((a))

    Anand Mahindra

  2. ((b))

    Ratan Tata

  3. ((c))

    Narayana Murthy

  4. ((d))

    Azim Premji

Show Answer
Answer: ((a))

Anand Mahindra

7

Hawa Mahal is a palace in ______.

  1. ((a))

    Jaipur

  2. ((b))

    Jodhpur

  3. ((c))

    Bikaner

  4. ((d))

    Udaipur

Show Answer
Answer: ((a))

Jaipur

8

The difference between the two binary numbers 10010000 and 1111001 is:

  1. ((a))

    11101

  2. ((b))

    11011

  3. ((c))

    10111

  4. ((d))

    10011

Show Answer
Answer: ((a))

11101

9

A/An ______ is a pointing and drawing device shaped like a pen. It is used on a touch screen.

  1. ((a))

    stylus

  2. ((b))

    flag

  3. ((c))

    cursor

  4. ((d))

    index

Show Answer
Answer: ((a))

stylus

10

Name the author of ‘The Incredible Adventure of Professor Shonku’.

  1. ((a))

    Rahul Bose

  2. ((b))

    Ritwik Ghatak

  3. ((c))

    Rabindranath Tagore

  4. ((d))

    Satyajit Ray

Show Answer
Answer: ((a))

Rahul Bose

11

A body of mass 60 kg weighs 222 N on Mars. What is the acceleration due to gravity (in m/s2) on Mars?

  1. ((a))

    19.8

  2. ((b))

    13.32

  3. ((c))

    3.7

  4. ((d))

    4.9

Show Answer
Answer: ((a))

19.8

12

In the finals of Indian Premier League (IPL) in 2018, Chennai Super Kings played against ______.

  1. ((a))

    Royal Challengers Bangalore

  2. ((b))

    Kolkata Knight Riders

  3. ((c))

    Sun Risers Hyderabad

  4. ((d))

    Mumbai Indians

Show Answer
Answer: ((a))

Royal Challengers Bangalore

13

A drum of mass ‘m’ kg was rolled down a ramp. At the bottom of the ramp its kinetic energy was 10 kJ and velocity was 20 m/s. With what velocity (in m/s) was it pushed down the ramp if its initial kinetic energy was 625 J?

  1. ((a))

    5 m/s

  2. ((b))

    7.5 m/s

  3. ((c))

    10 m/s

  4. ((d))

    2.5 m/s

Show Answer
Answer: ((a))

5 m/s

14

A common drug in a first aid box is Ibuprofen. When should Ibuprofen be taken?

  1. ((a))

    To ease indigestion and heartburn

  2. ((b))

    To aid in clotting of blood

  3. ((c))

    To bring relief from asthma

  4. ((d))

    To treat pain, fever and inflammation

Show Answer
Answer: ((a))

To ease indigestion and heartburn

15

Classical musician TR Mahalingam is associated with which musical instrument?

  1. ((a))

    Mridangam

  2. ((b))

    Santoor

  3. ((c))

    Flute

  4. ((d))

    Tabla

Show Answer
Answer: ((a))

Mridangam

16

A car of 500 kg mass has a kinetic energy of 64 kJ. Find its speed (in m/s).

  1. ((a))

    16

  2. ((b))

    48

  3. ((c))

    64

  4. ((d))

    32

Show Answer
Answer: ((a))

16

17

The electric ______ between two points in an electric circuit carrying some current is the work done to move a unit charge from one point to the other.

  1. ((a))

    resistance

  2. ((b))

    charge

  3. ((c))

    potential difference

  4. ((d))

    current

Show Answer
Answer: ((a))

resistance

18

Coffee, spinach, onion and tea in our diet mostly provide us with which of the following elements as food?

  1. ((a))

    Fluoride

  2. ((b))

    Chloride

  3. ((c))

    Iodine

  4. ((d))

    Sodium

Show Answer
Answer: ((a))

Fluoride

19

Which organisation comprises of two institutions: The International Bank for Reconstruction and Development (IBRD) and The International Development Association (IDA)?

  1. ((a))

    International Chamber of Commerce

  2. ((b))

    The World Bank

  3. ((c))

    The International Monetary Fund

  4. ((d))

    International Finance Corporation

Show Answer
Answer: ((a))

International Chamber of Commerce

20

Find the current (in mA) flowing through a wire of resistance 25 kΩ when a potential difference of 12.5 V is applied across it.

  1. ((a))

    0.5

  2. ((b))

    2

  3. ((c))

    5

  4. ((d))

    0.2

Show Answer
Answer: ((a))

0.5

21

_______ is the fibre remaining after the extraction of the sugar-bearing juice from sugarcane.

  1. ((a))

    Forage

  2. ((b))

    Cullet

  3. ((c))

    Bagasse

  4. ((d))

    Compost

Show Answer
Answer: ((a))

Forage

22

The apparent mass of a piece of metal when fully immersed in water is 60 gm. If the relative density of this metal piece is 2.5, find its actual mass (in gm)?

  1. ((a))

    300

  2. ((b))

    40

  3. ((c))

    400

  4. ((d))

    100

Show Answer
Answer: ((a))

300

23

Which of the following folk dances is from Punjab?

  1. ((a))

    Bagurumba

  2. ((b))

    Lezim

  3. ((c))

    Nati

  4. ((d))

    Giddha

Show Answer
Answer: ((a))

Bagurumba

24

The circumference of a planet is 36,000 km. If the planet makes no other movement and takes 20 hours for one complete rotation, what is the speed of a point on its equator?

  1. ((a))

    400 m/s

  2. ((b))

    500 m/s

  3. ((c))

    200 m/s

  4. ((d))

    300 m/s

Show Answer
Answer: ((a))

400 m/s

25

200° Celsius = ______ Fahrenheit

  1. ((a))

    -73°

  2. ((b))

    -328°

  3. ((c))

    392°

  4. ((d))

    73°

Show Answer
Answer: ((a))

-73°

26

A/An ______ is a special high-speed storage mechanism.

  1. ((a))

    interface

  2. ((b))

    board

  3. ((c))

    cache

  4. ((d))

    host

Show Answer
Answer: ((a))

interface

27

Which singer entered the Guinness World Records for the most single studio recordings?

  1. ((a))

    Asha Bhosale

  2. ((b))

    Mohammad Rafi

  3. ((c))

    Lata Mangeshkar

  4. ((d))

    Kishore Kumar

Show Answer
Answer: ((a))

Asha Bhosale

28

If a box of mass 25 kg is pushed 15 m by a force of ‘F’ N and work done in the process is 480 J. Find F:

  1. ((a))

    50

  2. ((b))

    32

  3. ((c))

    16

  4. ((d))

    25

Show Answer
Answer: ((a))

50

29

Which of the following gases is NOT a major greenhouse gas that causes climate change?

  1. ((a))

    Carbon dioxide

  2. ((b))

    Methane

  3. ((c))

    Carbon monoxide

  4. ((d))

    Nitrous oxide

Show Answer
Answer: ((a))

Carbon dioxide

30

Which of the following is the correct relation between potential difference ‘V’ across a metal wire of resistivity ‘ρ’, length ‘L’, and area of cross-section ‘A’ through which a charge ‘Q’ flows in ‘t’ seconds?

  1. ((a))

    VρQ = AtL

  2. ((b))

    VLt = AQρ

  3. ((c))

    VAt = QρL

  4. ((d))

    VQt = AρL

Show Answer
Answer: ((a))

VρQ = AtL

31

Which of the following substances has the highest density?

  1. ((a))

    Gold

  2. ((b))

    Mercury

  3. ((c))

    Copper

  4. ((d))

    Iron

Show Answer
Answer: ((a))

Gold

32

Two resistors of R Ω and 20 Ω are connected in parallel to get an effective resistance of 15 Ω. Find R.

  1. ((a))

    40

  2. ((b))

    60

  3. ((c))

    50

  4. ((d))

    30

Show Answer
Answer: ((a))

40

33

The efficiency of a pump is 50%. It lifts 2 tonnes of water by 60 m in 20 minutes. Find the input power (in kW) of the pump.

  1. ((a))

    4

  2. ((b))

    1

  3. ((c))

    2

  4. ((d))

    3

Show Answer
Answer: ((a))

4

34

The ideals of Liberty, Equality and Fraternity enshrined in the Constitution of India are borrowed from the constitution of ______.

  1. ((a))

    Japan

  2. ((b))

    Unites States of America

  3. ((c))

    France

  4. ((d))

    Soviet Union

Show Answer
Answer: ((a))

Japan

35

Select the option that is related to the third word on the same basis as the second word is related to the first word.

Lawyer : Judge ∷ Teacher : ?

  1. ((a))

    Student

  2. ((b))

    Classroom

  3. ((c))

    School

  4. ((d))

    Principal

Show Answer
Answer: ((a))

Student

36

The weights of 3 boxes are 4, 5 & 11 kilograms. Which of the following CANNOT be the total weight, in kilograms, of any combination of these boxes?

  1. ((a))

    20

  2. ((b))

    16

  3. ((c))

    17

  4. ((d))

    15

Show Answer
Answer: ((a))

20

37

Select the option that is related to the third word on the same basis as the second word is related to the first word.

Sugarcane : Jaggery ∷ Coconut : ?

  1. ((a))

    Coir

  2. ((b))

    White

  3. ((c))

    Seashore

  4. ((d))

    Fruit

Show Answer
Answer: ((a))

Coir

38

E said to F, “You are my son’s wife’s father-in-law.” How is F related to E?

  1. ((a))

    F is the husband of E

  2. ((b))

    F is the wife of E

  3. ((c))

    F is the brother-in-law of E

  4. ((d))

    F is the father of E

Show Answer
Answer: ((a))

F is the husband of E

39

In the following figure, the triangle represents boxers, the square represents priests, the circle represents British and the rectangle represents men. Which set of letters represents men who are either boxers or priests?

  1. ((a))

    EFH

  2. ((b))

    CEI

  3. ((c))

    CEF

  4. ((d))

    FGH

Show Answer
Answer: ((a))

EFH

40

Here are some words from an artificial language.

Nor usi means bat wing

Od usi means bat man

Od zul means super man

Which set of letters would indicate ‘superrich’ in that artificial language?

  1. ((a))

    gifod

  2. ((b))

    nadzul

  3. ((c))

    ludnor

  4. ((d))

    tudusi

Show Answer
Answer: ((a))

gifod

41

The given Venn diagram shows the number of students in a class who play a particular sport. How many students play Hockey as well as Football?

  1. ((a))

    51

  2. ((b))

    7

  3. ((c))

    15

  4. ((d))

    8

Show Answer
Answer: ((a))

51

42

In a certain code language, STOLE is coded as 39468 and RICH is coded as 5271. Using the same code language, word THIS will be coded as:

  1. ((a))

    7583

  2. ((b))

    3274

  3. ((c))

    9283

  4. ((d))

    9123

Show Answer
Answer: ((a))

7583

43

What is the angle between the hour hand and the minute hand at quarter to five?

  1. ((a))

    135.5°

  2. ((b))

    115.5°

  3. ((c))

    147.5°

  4. ((d))

    127.5°

Show Answer
Answer: ((a))

135.5°

44

Consider that 5 # 11 = 4; 13 # 7 = 5; 10 # 22 = 8. Then what is the value of 10 # 2 = ?

  1. ((a))

    3

  2. ((b))

    8

  3. ((c))

    12

  4. ((d))

    20

Show Answer
Answer: ((a))

3

45

A statement is given, followed by two conclusions. Decide which of the given conclusions can definitely be drawn from the given statement.

Statement: Quality food is expensive. The restaurant owners are renovating the restaurant as the furniture had become old.

Conclusion:

I. The quality of the restaurant’s food will improve.

II. All restaurants have to be renovated when their furniture becomes old.

  1. ((a))

    Only conclusion I follows

  2. ((b))

    Only conclusion II follows

  3. ((c))

    Both I and II follows

  4. ((d))

    Neither I nor II follows

Show Answer
Answer: ((a))

Only conclusion I follows

46

In the question, two statements are given, followed by three conclusions I, II and III. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow(s) from the given statements.

Statement:

  1. Some huts are cabins.
  2. No cabins are cottages.

Conclusion:

I. Some cabins are huts.

II. Some cottages are huts.

III. All huts are cottages.

  1. ((a))

    Only conclusion III follows

  2. ((b))

    Only conclusion I follows

  3. ((c))

    All conclusions I, II and III follow

  4. ((d))

    Only conclusion I and III follow

Show Answer
Answer: ((a))

Only conclusion III follows

47

Rearrange the parts of the sentence in the order to form a meaningful English sentence.

Till a few years back, I used

X-used to intermingle with literature and humanism

Y-to admire at the great and insightful language used in

Z-some of the judgements of the higher judiciary, where law

  1. ((a))

    YZX

  2. ((b))

    XZY

  3. ((c))

    ZYX

  4. ((d))

    YXZ

Show Answer
Answer: ((a))

YZX

48

Choose the word that is different from the rest.

  1. ((a))

    Coir

  2. ((b))

    Cotton

  3. ((c))

    Wool

  4. ((d))

    Jute

Show Answer
Answer: ((a))

Coir

49

In the question, two statements are given, followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance with commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement:

  1. All boots are sneakers.
  2. All sneakers are shoes.

Conclusion:

I. Some shoes are boots.

II. Some sneakers are boots.

  1. ((a))

    Only conclusion I follows

  2. ((b))

    Only conclusion II follows

  3. ((c))

    Both I and II follow

  4. ((d))

    Neither I nor II follows

Show Answer
Answer: ((a))

Only conclusion I follows

50

A seller starts on her daily routine. She walks 7 km north, then turns west and walks 6 km, then turns south and walks 2 km, then turns west and walks 3 km, then turns to her left and walks 5 km. Where is she now with reference to her starting position?

  1. ((a))

    3 km west

  2. ((b))

    9 km west

  3. ((c))

    3 km east

  4. ((d))

    9 km east

Show Answer
Answer: ((a))

3 km west

51

The sentences given in the question, which properly sequenced, form a coherent paragraph. Each sentence is labelled with a letter. Choose the most logical order of sentences from among the given choices to construct a coherent paragraph.

Patty the milkmaid had just finished milking her cow and had two full pails of fresh creamy milk.

A-‘Once I get the money, I'll buy a chicken’, she thought.

B-She put both pails on a stick and set off to the market to sell her pails of milk.

C-This chicken will lay tens of eggs.

D-Along the way she started to think of all the milk in her pails and all the money she would get for them.

  1. ((a))

    BDCA

  2. ((b))

    BDAC

  3. ((c))

    DBAC

  4. ((d))

    DBCA

Show Answer
Answer: ((a))

BDCA

52

If A $ B means A is the sister of B, A # B means A is the mother of B and if A × B means A is the father of B, then what does P × Q $ R # S mean?

  1. ((a))

    P is the father of S

  2. ((b))

    P is the son of S

  3. ((c))

    P is the son-in-law of S

  4. ((d))

    P is the grandfather of S

Show Answer
Answer: ((a))

P is the father of S

53

In a certain code language, ‘+’ represents ‘×’, ‘÷’ represents ‘+’, ‘-’ represents ‘÷’ and ‘×’ represents ‘-’. Find out the answer to the following question considering that language as base.

9 × 3 ÷ 4 + 10 - 8 = ?

  1. ((a))

    11

  2. ((b))

    13

  3. ((c))

    30

  4. ((d))

    12

Show Answer
Answer: ((a))

11

54

In the following question, which set of letters will logically complete the below letter series when the letters in the set are placed in the gap sequentially from left to right.

c_ax_za_cz_xc_a

  1. ((a))

    bbyyc

  2. ((b))

    bybyb

  3. ((c))

    bbyyb

  4. ((d))

    bbxyc

Show Answer
Answer: ((a))

bbyyc

55

5 years ago, father’s age was 8 times Rohan’s age. 5 years hence, the ratio of father’s age to Rohan’s age will be 10 : 3. What is Rohan’s present age?

  1. ((a))

    10 years

  2. ((b))

    12 years

  3. ((c))

    15 years

  4. ((d))

    8 years

Show Answer
Answer: ((a))

10 years

56

One statement is given followed by two assumptions, I & II. You have to consider the statement to be true, even if it seems to be at variance from commonly known facts. You are to decide which of the given assumptions is/are implicit in the given statement.

Statement: Teachers should never scold students who make repeated mistakes.

Assumptions:

I. Students do not make repeated mistakes intentionally.

II. Negative reinforcements are NOT a good method to improve student performance.

  1. ((a))

    Only assumption II is implicit

  2. ((b))

    Both I and II are implicit

  3. ((c))

    Only assumption I is implicit

  4. ((d))

    Neither I nor II is implicit

Show Answer
Answer: ((a))

Only assumption II is implicit

57

Find the missing number in the given series.

-3.4, -2.7, -2, -1.3, -0.6, ?

  1. ((a))

    0.3

  2. ((b))

    0.2

  3. ((c))

    0.1

  4. ((d))

    0

Show Answer
Answer: ((a))

0.3

58

Choose the set of letters that is different from the rest.

  1. ((a))

    NQT

  2. ((b))

    DGJ

  3. ((c))

    EHK

  4. ((d))

    TQN

Show Answer
Answer: ((a))

NQT

59

Choose the figure that is different from the rest.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

60

Pipe A can fill a tank in X hours. Pipe B can empty it in 15 hours. If both the pipes are opened together, then the tank will be filled in 7 hours and 30 minutes. Find X.

  1. ((a))

    10

  2. ((b))

    5

  3. ((c))

    9

  4. ((d))

    8

Show Answer
Answer: ((a))

10

61

The mean of the numbers 1, 4, 9, X, 12, 14, 15 and 16 is 10. Find the mode.

  1. ((a))

    11

  2. ((b))

    10

  3. ((c))

    12

  4. ((d))

    9

Show Answer
Answer: ((a))

11

62

What is the area (in cm2) of a rhombus if the lengths of its diagonals are 18 cm and 14 cm?

  1. ((a))

    504

  2. ((b))

    63

  3. ((c))

    126

  4. ((d))

    252

Show Answer
Answer: ((a))

504

63

What is the difference between the compound interests on a sum Rs. 10,000 for 1 year at 10% per annum, when compounded yearly and half-yearly?

  1. ((a))

    Rs. 10

  2. ((b))

    Rs. 25

  3. ((c))

    Rs. 5

  4. ((d))

    Rs. 50

Show Answer
Answer: ((a))

Rs. 10

64

Two trains start at the same time. Train A travelling at an average speed of 54 km goes from city M to city N, while Train B goes from city N to city M. The distance between the two cities is 960 km. Find the average speed (in km/hr) of train B, if both trains cross each other after 8 hours?

  1. ((a))

    66

  2. ((b))

    60

  3. ((c))

    72

  4. ((d))

    76

Show Answer
Answer: ((a))

66

65

Working together, if A, B and C can finish a task in 4 days. However, after starting the task, B quits and A and C finish the remaining task in 6 days. How many days would B take to finish if he had to perform the task alone?

  1. ((a))

    9

  2. ((b))

    8

  3. ((c))

    12

  4. ((d))

    15

Show Answer
Answer: ((a))

9

66

A can finish 25% of a task in 3 days and B can finish half of the task in 18 days. If they work on it together, in how many days can they finish the task?

  1. ((a))

    12

  2. ((b))

    9

  3. ((c))

    6

  4. ((d))

    15

Show Answer
Answer: ((a))

12

67

The line graphs show the profit (in lakh rupees), for 6 years, of two companies A and B. The ratio of the cumulative profits for these 6 years of Company B to Company A is:

  1. ((a))

    7 : 3

  2. ((b))

    3 : 7

  3. ((c))

    8 : 7

  4. ((d))

    7 : 8

Show Answer
Answer: ((a))

7 : 3

68

Find the slope of the line given by the equation 4x + 6y = 9.

  1. ((a))

    −32\frac{-3}{2}

  2. ((b))

    2/3

  3. ((c))

    −23\frac{-2}{3}

  4. ((d))

    3/2

Show Answer
Answer: ((a))

−32\frac{-3}{2}

69

If 25% of a = b, then b% of 160 is same as:

  1. ((a))

    80% of a

  2. ((b))

    60% of a

  3. ((c))

    40% of a

  4. ((d))

    50% of a

Show Answer
Answer: ((a))

80% of a

70

Find the least common multiple of 48 and 54.

  1. ((a))

    144

  2. ((b))

    432

  3. ((c))

    342

  4. ((d))

    234

Show Answer
Answer: ((a))

144

71

If a + b = 9 and a2 + b2 = 53, then find the value of ab.

  1. ((a))

    20

  2. ((b))

    8

  3. ((c))

    14

  4. ((d))

    18

Show Answer
Answer: ((a))

20

72

(0.1 × 0.1 × 0.1 + 0.04 × 0.04 × 0.04) ÷ (0.2 × 0.2 × 0.2 + 0.08 × 0.08 × 0.08) = ______.

  1. ((a))

    0.08

  2. ((b))

    0.125

  3. ((c))

    0.025

  4. ((d))

    0.02

Show Answer
Answer: ((a))

0.08

73

Due to engine trouble, an Express train goes at 9/10th of its usual speed and arrives at 2 : 34 pm instead of 2 : 28 pm. At what time did it start?

  1. ((a))

    1:32 pm

  2. ((b))

    1:34 pm

  3. ((c))

    1:36 pm

  4. ((d))

    1:40 pm

Show Answer
Answer: ((a))

1:32 pm

74

The bar graph shows the marks scored by Annu and Bunty in their exam, which had 6 papers of 100 marks each. If Bunty had scored 25% less in Paper C and 10 marks more in paper A, then he would have scored how much more than Annu in the exam?

  1. ((a))

    16.67%

  2. ((b))

    10%

  3. ((c))

    12.25%

  4. ((d))

    15%

Show Answer
Answer: ((a))

16.67%

75

A trader buys 200 kg of grain for Rs. 8,000. 4% of this grain is lost in transportation. At what rate should he sell the rest to earn 20% profit?

  1. ((a))

    Rs. 45/kg

  2. ((b))

    Rs. 48/kg

  3. ((c))

    Rs. 54/kg

  4. ((d))

    Rs. 50/kg

Show Answer
Answer: ((a))

Rs. 45/kg

76

A retailer sells an item for Rs. 486 and he makes 8% profit. If he were to sell that item for Rs. 414, then he would make:

  1. ((a))

    10% loss

  2. ((b))

    8% loss

  3. ((c))

    12% loss

  4. ((d))

    4% loss

Show Answer
Answer: ((a))

10% loss

77

If the curved surface area of a cone of radius 14 cm is 2200 cm2, find its height (in cm).

  1. ((a))

    48

  2. ((b))

    56

  3. ((c))

    49

  4. ((d))

    50

Show Answer
Answer: ((a))

48

78

12 – 20% of (42 × 5 ÷ 15 – 18 × 10 ÷ 15 + 8) = ______

  1. ((a))

    8

  2. ((b))

    12

  3. ((c))

    6

  4. ((d))

    10

Show Answer
Answer: ((a))

8

79

The ratio of the present salaries of Vinod and Manoj is 6 : 7. If both of them get their salaries increased by Rs. 16,000, then the ratio becomes 8 : 9. What is the present salary of Manoj?

  1. ((a))

    Rs. 48,000

  2. ((b))

    Rs. 72,000

  3. ((c))

    Rs. 56,000

  4. ((d))

    Rs. 64,000

Show Answer
Answer: ((a))

Rs. 48,000

80

√0.015625 × √0.0256 = ?

  1. ((a))

    0.004

  2. ((b))

    0.04

  3. ((c))

    0.02

  4. ((d))

    0.002

Show Answer
Answer: ((a))

0.004

81

If 5x2−53(32+4x3)=56\frac{{5x}}{2} - \frac{5}{3}\left( {\frac{3}{2} + \frac{{4x}}{3}} \right) = \frac{5}{6}then the value of x is:

  1. ((a))

    4

  2. ((b))

    12

  3. ((c))

    3

  4. ((d))

    6

Show Answer
Answer: ((a))

4

82

A pilgrim travelled a distance of 50 km in 7.5 hours. He travelled partly on foot at 4 km/hr and partly on a bullock cart at 12 km/hr. The distance travelled on foot is ______ km.

  1. ((a))

    20

  2. ((b))

    30

  3. ((c))

    26

  4. ((d))

    24

Show Answer
Answer: ((a))

20

83

A man willed 2/7th of his wealth to his wife. 1/3rd of the remaining wealth to his son, and the rest was divided equally between the three daughters. If each daughter gets 2/3rd of the son’s share and each of the three daughters gets Rs. 2,00,000, then what was the man’s wealth?

  1. ((a))

    Rs. 8,60,000

  2. ((b))

    Rs. 10,50,000

  3. ((c))

    Rs. 12,60,000

  4. ((d))

    Rs. 15,75,000

Show Answer
Answer: ((a))

Rs. 8,60,000

84

Specific heat capacity of lead is 125 Jkg-1K-1. If the temperature of a block of 250 g of lead rises by 10°C on absorbing 5 kJ of heat, then find its heat capacity.

  1. ((a))

    250 Jkg-1K-1

  2. ((b))

    200 JK-1

  3. ((c))

    325 Jkg-1K-1

  4. ((d))

    500 JK-1

Show Answer
Answer: ((a))

250 Jkg-1K-1

85

A/an ______ circle is a circular centre line on a drawing containing the centres of holes about a common centre.

  1. ((a))

    axis

  2. ((b))

    bolt

  3. ((c))

    concentric

  4. ((d))

    peripheral

Show Answer
Answer: ((a))

axis

86

The ratio of the shorter side of an A4 sheet to the longer side of an A3 sheet is ______.

  1. ((a))

    1 : 1

  2. ((b))

    1 : √2

  3. ((c))

    1 : 4

  4. ((d))

    1 : 2

Show Answer
Answer: ((a))

1 : 1

87

Which of the following is an example of a third-class lever?

  1. ((a))

    Nut cracker

  2. ((b))

    See-saw

  3. ((c))

    Ice tongs

  4. ((d))

    Wheel barrow

Show Answer
Answer: ((a))

Nut cracker

88

If 2.5 l of hot water at 85°C is mixed with 4.5 l of cold water then the temperature of the cold water rises by 15°C when equilibrium is reached. Find the initial temperature (in °C) of the cold water assuming no heat is lost.

  1. ((a))

    25

  2. ((b))

    48

  3. ((c))

    43

  4. ((d))

    15

Show Answer
Answer: ((a))

25

89

A/an ______ is an inclined edge that is NOT at right angle to the joining surface.

  1. ((a))

    bevel

  2. ((b))

    ogee

  3. ((c))

    bullnose

  4. ((d))

    dupont

Show Answer
Answer: ((a))

bevel

90

By how many degrees celsius should an 800 g calorimeter made of aluminium be heated so that it absorbs 43.2 kJ of heat? Specific heat capacity of aluminium is 0.9 Jg-1K-1.

  1. ((a))

    42.5

  2. ((b))

    60

  3. ((c))

    120

  4. ((d))

    67.5

Show Answer
Answer: ((a))

42.5

91

_______ is the distance from the pitch circle to the bottom of the tooth space in a gear.

  1. ((a))

    Hub

  2. ((b))

    Addendum

  3. ((c))

    Dedendum

  4. ((d))

    Bore

Show Answer
Answer: ((a))

Hub

92

Find the velocity ratio of a pulley system if it has an efficiency of 50%. It lifts a load of 250 N on applying an effort of 100 N.

  1. ((a))

    2.5

  2. ((b))

    7.5

  3. ((c))

    10

  4. ((d))

    5

Show Answer
Answer: ((a))

2.5

93

The notation ϕ7 means ______.

  1. ((a))

    depth of wall 7 units

  2. ((b))

    radius 7 units

  3. ((c))

    diameter 7 units

  4. ((d))

    length of edge 7 units

Show Answer
Answer: ((a))

depth of wall 7 units

94

The specific latent heat of fusion of lead is 23 Jg-1. Find the mass of a piece of lead if it releases 2116 J of heat when it freezes at its freezing point of 327°C.

  1. ((a))

    62

  2. ((b))

    92

  3. ((c))

    600

  4. ((d))

    460

Show Answer
Answer: ((a))

62

95

Find the volume (in cm3) of a piece of metal of density 5000 kg/m3 and which weighs 10.8 N. (Use g = 10m/s2)

  1. ((a))

    216

  2. ((b))

    21.6

  3. ((c))

    54

  4. ((d))

    540

Show Answer
Answer: ((a))

216

96

A uniform meter scale weighs 75 g. It is pivoted at the 50 cm mark. A 40 g mass is placed at the 20 cm mark and a 50 g mass is placed at the 90 cm mark. Where should a 20 g mass be placed so that the scale is in equilibrium?

  1. ((a))

    At the 54 cm mark

  2. ((b))

    At the 96 cm mark

  3. ((c))

    At the 4 cm mark

  4. ((d))

    At the 10 cm mark

Show Answer
Answer: ((a))

At the 54 cm mark

97

cot 30° - 121\over2 × cosec 60° =

  1. ((a))

    23\sqrt2\over\sqrt3

  2. ((b))

    232\over3

  3. ((c))

    232\over\sqrt3

  4. ((d))

    23\sqrt2\over3

Show Answer
Answer: ((a))

23\sqrt2\over\sqrt3

98

In a certain gear train, the driver has ______ teeth while the follower has 10 teeth. For every 16 turns of the driver, the follower turns 40 times.

  1. ((a))

    15

  2. ((b))

    25

  3. ((c))

    32

  4. ((d))

    8

Show Answer
Answer: ((a))

15

99

Watt/steradian is the unit of ______.

  1. ((a))

    electric conductance

  2. ((b))

    permeability

  3. ((c))

    permittivity

  4. ((d))

    radiant intensity

Show Answer
Answer: ((a))

electric conductance

100

Siemens is the unit of ______.

  1. ((a))

    electric conductance

  2. ((b))

    permittivity

  3. ((c))

    watt per steradian

  4. ((d))

    permeability

Show Answer
Answer: ((a))

electric conductance

Part B (75 questions)

101

The crankshaft end play is measured by using:

  1. ((a))

    Feeler gauge

  2. ((b))

    Micrometer

  3. ((c))

    Bore dial gauge

  4. ((d))

    Dial gauge

Show Answer
Answer: ((a))

Feeler gauge

102

In a four stroke engine, each cylinder has:

  1. ((a))

    Six valves

  2. ((b))

    Two valves

  3. ((c))

    One valve

  4. ((d))

    Five valves

Show Answer
Answer: ((a))

Six valves

103

The substance which is used for lubrication is called:

  1. ((a))

    Lubricant

  2. ((b))

    Antifreeze

  3. ((c))

    Coolant

  4. ((d))

    Liquified natural gas

Show Answer
Answer: ((a))

Lubricant

104

Identify the type of Die in the above Fig.

  1. ((a))

    Circular split Die

  2. ((b))

    Adjustable screw plate die

  3. ((c))

    Round Die

  4. ((d))

    Die nut

Show Answer
Answer: ((a))

Circular split Die

105

What is the liner called, if the coolant is directly in contact with the cylinder liner?

  1. ((a))

    Hard liner

  2. ((b))

    Wet liner

  3. ((c))

    Dry liner

  4. ((d))

    Soft liner

Show Answer
Answer: ((a))

Hard liner

106

What is the function of an engine?

  1. ((a))

    It controls the vehicle.

  2. ((b))

    It steers the wheels.

  3. ((c))

    It stops the vehicle.

  4. ((d))

    It converts heat energy into mechanical energy.

Show Answer
Answer: ((a))

It controls the vehicle.

107

Expand EDC.

  1. ((a))

    Electronic digital centre

  2. ((b))

    Electronic diesel control

  3. ((c))

    Electrical diesel centre

  4. ((d))

    Electrical digital control

Show Answer
Answer: ((a))

Electronic digital centre

108

Identify the name of the device from the above figure

  1. ((a))

    Common rail

  2. ((b))

    Fuel injector

  3. ((c))

    CRDI Pump

  4. ((d))

    Electronic diesel control

Show Answer
Answer: ((a))

Common rail

109

The main function of catalytic converter is:

  1. ((a))

    Reduce engine noise

  2. ((b))

    Increase fuel efficiency

  3. ((c))

    Reduce emission

  4. ((d))

    Increase engine RPM

Show Answer
Answer: ((a))

Reduce engine noise

110

Exhaust valve is made up of which of the following?

  1. ((a))

    Nickel chromium steel

  2. ((b))

    Silicon chromium steel

  3. ((c))

    Aluminium alloy

  4. ((d))

    High carbon steel

Show Answer
Answer: ((a))

Nickel chromium steel

111

Find the name of the tool in the above Figure

  1. ((a))

    Torque wrench

  2. ((b))

    Screw driver

  3. ((c))

    Scale

  4. ((d))

    Allen key

Show Answer
Answer: ((a))

Torque wrench

112

The space (volume) between the cylinder head and the piston head, when the piston is at TDC is called:

  1. ((a))

    Stroke volume

  2. ((b))

    Swept volume

  3. ((c))

    Total volume

  4. ((d))

    Clearance volume

Show Answer
Answer: ((a))

Stroke volume

113

In the diesel engine, intake manifolds are connected to:

  1. ((a))

    Cylinder Block

  2. ((b))

    Crankcase

  3. ((c))

    Sump

  4. ((d))

    Cylinder Head

Show Answer
Answer: ((a))

Cylinder Block

114

What is the function of a sensor in electronic diesel control system engine?

  1. ((a))

    Senses the information in the form of physical and chemical variables

  2. ((b))

    Controls the pressure

  3. ((c))

    Does the mechanical work

  4. ((d))

    Controls the fuel supply

Show Answer
Answer: ((a))

Senses the information in the form of physical and chemical variables

115

Drill chucks are held on the machine spindle by means of which of the following?

  1. ((a))

    Arbor

  2. ((b))

    Drift

  3. ((c))

    Chuck nut

  4. ((d))

    Draw-in-bar

Show Answer
Answer: ((a))

Arbor

116

Which of the following is an example of Multi-viscosity oil?

  1. ((a))

    SAE 20 W 40

  2. ((b))

    SAE 30 W

  3. ((c))

    SAE 20 S

  4. ((d))

    SAE 20

Show Answer
Answer: ((a))

SAE 20 W 40

117

A 12 Volts Lead-Acid battery consists of:

  1. ((a))

    Three cells in parallel

  2. ((b))

    Three cells in series

  3. ((c))

    Six cells in series

  4. ((d))

    Six cells in parallel

Show Answer
Answer: ((a))

Three cells in parallel

118

A Bent snip is used for:

  1. ((a))

    Making holes on the sheet

  2. ((b))

    Cutting the sheet along the curved line

  3. ((c))

    Removing the burr

  4. ((d))

    Bending the sheet

Show Answer
Answer: ((a))

Making holes on the sheet

119

In the actual valve timing diagram, the 'Inlet valve' closes at:

  1. ((a))

    30° - 40° after TDC

  2. ((b))

    60° - 80° after BDC

  3. ((c))

    60° - 80° after TDC

  4. ((d))

    30° - 40° after BDC

Show Answer
Answer: ((a))

30° - 40° after TDC

120

“V” is a type of which of the following permanent joint?

  1. ((a))

    Riveting

  2. ((b))

    Welding

  3. ((c))

    Soldering

  4. ((d))

    Press fit

Show Answer
Answer: ((a))

Riveting

121

Which of the following is an example of an electrical conductor?

  1. ((a))

    Copper

  2. ((b))

    Porcelain

  3. ((c))

    Plastic

  4. ((d))

    Wood

Show Answer
Answer: ((a))

Copper

122

Ammeter is used to measure which of the following?

  1. ((a))

    Current

  2. ((b))

    Power

  3. ((c))

    Voltage

  4. ((d))

    Resistance

Show Answer
Answer: ((a))

Current

123

Which of the following fuel is used in distributor-type fuel injection pumps?

  1. ((a))

    Kerosene

  2. ((b))

    Diesel

  3. ((c))

    Petrol

  4. ((d))

    Engine oil

Show Answer
Answer: ((a))

Kerosene

124

Which of the following is not a type of muffler?

  1. ((a))

    Absorbent

  2. ((b))

    Resonance

  3. ((c))

    Baffle

  4. ((d))

    Radiant

Show Answer
Answer: ((a))

Absorbent

125

A semiconductor device that allows current flow in one direction but resists it in another direction is called:

  1. ((a))

    Diode

  2. ((b))

    Relay

  3. ((c))

    Fuse

  4. ((d))

    Insulator

Show Answer
Answer: ((a))

Diode

126

What is the purpose of the oxygen sensor?

  1. ((a))

    Monitor the oxygen in the exhaust gases as they leave the engine

  2. ((b))

    Reduce the exhaust temperature

  3. ((c))

    Reduce noise and pressure

  4. ((d))

    Convert harmful gases to useful gases

Show Answer
Answer: ((a))

Monitor the oxygen in the exhaust gases as they leave the engine

127

For cutting solid brass, the most suitable pitch of a hacksaw blade is:

  1. ((a))

    0.8 mm

  2. ((b))

    1.4 mm

  3. ((c))

    1.8 mm

  4. ((d))

    1 mm

Show Answer
Answer: ((a))

0.8 mm

128

Internal V threads are checked by:

  1. ((a))

    Scale

  2. ((b))

    Thread plug gauge

  3. ((c))

    Thread ring gauge

  4. ((d))

    Feeler gauge

Show Answer
Answer: ((a))

Scale

129

The exhaust pipe is made of:

  1. ((a))

    Zinc alloy

  2. ((b))

    Ferrous alloy

  3. ((c))

    Aluminum alloy

  4. ((d))

    Copper alloy

Show Answer
Answer: ((a))

Zinc alloy

130

Which diode is used for voltage regulation?

  1. ((a))

    Zener diode

  2. ((b))

    Signal diode

  3. ((c))

    Rectifier diode

  4. ((d))

    Varicap diode

Show Answer
Answer: ((a))

Zener diode

131

What is the cause for engine oil getting mixed with the coolant?

  1. ((a))

    A broken / damaged main journal bearing

  2. ((b))

    A broken / damaged head gasket

  3. ((c))

    A broken / damaged big end bearing

  4. ((d))

    A broken / damaged crankshaft

Show Answer
Answer: ((a))

A broken / damaged main journal bearing

132

Hydraulically Actuated Electronically controlled Unit Injector is used in:

  1. ((a))

    Auto-rickshaws

  2. ((b))

    Trucks

  3. ((c))

    Cars

  4. ((d))

    Motorbikes

Show Answer
Answer: ((a))

Auto-rickshaws

133

Firing order of six cylinder diesel engine:

  1. ((a))

    654321

  2. ((b))

    124356

  3. ((c))

    153624

  4. ((d))

    123456

Show Answer
Answer: ((a))

654321

134

Where is the thermostat valve connected to pressured water cooling system?

  1. ((a))

    Water pump inlet

  2. ((b))

    Water jacket

  3. ((c))

    Below the radiator

  4. ((d))

    Water outlet elbow

Show Answer
Answer: ((a))

Water pump inlet

135

A feeler gauge is used for which of the following?

  1. ((a))

    Adjusting the parts for play

  2. ((b))

    Checking radii of jobs

  3. ((c))

    Checking the gap between mating parts

  4. ((d))

    Checking accuracy of holes

Show Answer
Answer: ((a))

Adjusting the parts for play

136

The crankshaft is made of which of the following material?

  1. ((a))

    Cast iron

  2. ((b))

    Heat treated alloy steel

  3. ((c))

    Aluminum alloy

  4. ((d))

    High speed steel

Show Answer
Answer: ((a))

Cast iron

137

Design and study of the work environment to address the physical and psychological demands of individuals are classified as:

  1. ((a))

    Ergonomics

  2. ((b))

    Cumulative trauma disorders

  3. ((c))

    Tag in regulations

  4. ((d))

    Tag out regulations

Show Answer
Answer: ((a))

Ergonomics

138

Expand the term MIL.

  1. ((a))

    Miss integrated lamp

  2. ((b))

    Minimum illumination lamp

  3. ((c))

    Malfunction Indicator Lamp

  4. ((d))

    Most important lamp

Show Answer
Answer: ((a))

Miss integrated lamp

139

Piston rings are placed in the ______.

  1. ((a))

    Piston skirt

  2. ((b))

    Piston pin

  3. ((c))

    Piston grooves

  4. ((d))

    Piston crown

Show Answer
Answer: ((a))

Piston skirt

140

In I-Head engine, the valves are arranged in the:

  1. ((a))

    Cylinder head and cylinder block

  2. ((b))

    Cylinder block

  3. ((c))

    Cylinder head

  4. ((d))

    Cylinder block and crankcase

Show Answer
Answer: ((a))

Cylinder head and cylinder block

141

Which one of the following is used to measure the ovality of a cylinder bore?

  1. ((a))

    Vacuum gauge

  2. ((b))

    Height gauge

  3. ((c))

    Pressure gauge

  4. ((d))

    Dial bore gauge

Show Answer
Answer: ((a))

Vacuum gauge

142

A flywheel is made of:

  1. ((a))

    Tin

  2. ((b))

    Lead

  3. ((c))

    Cast iron

  4. ((d))

    Copper

Show Answer
Answer: ((a))

Tin

143

In a 3 way catalytic converter, reduction of nitrogen oxides to nitrogen and oxygen, is one of the following chemical reaction:

  1. ((a))

    2CO + O2 → 2CO2

  2. ((b))

    xH2x + 2 + [(3x + 1)/2] O2 → xCO2 + (x + 1) H2O

  3. ((c))

    2NOX → xO2 + N2

  4. ((d))

    2NOX → xO2 + 2CO2

Show Answer
Answer: ((a))

2CO + O2 → 2CO2

144

Expand the term i-VTEC.

  1. ((a))

    Variable valve timing

  2. ((b))

    Continuous variable valve timing

  3. ((c))

    Intelligent Variable valve timing and lift electronic control

  4. ((d))

    Variable valve timing and lift electronic control

Show Answer
Answer: ((a))

Variable valve timing

145

What does "NDT" stand for?

  1. ((a))

    Non-driving test

  2. ((b))

    Non-destructive test

  3. ((c))

    Non-dry test

  4. ((d))

    Non-dial test

Show Answer
Answer: ((a))

Non-driving test

146

In oxy-acetylene welding, the mixture of oxygen and acetylene in neutral flame is:

  1. ((a))

    1 : 3

  2. ((b))

    1 : 1

  3. ((c))

    1 : 2

  4. ((d))

    1 : 4

Show Answer
Answer: ((a))

1 : 3

147

Which device does not allow the coolant from the engine to the radiator till the engine temperature reaches at normal working temperature?

  1. ((a))

    EVAP Valve

  2. ((b))

    EGR Valve

  3. ((c))

    Thermostat Valve

  4. ((d))

    Throttle Valve

Show Answer
Answer: ((a))

EVAP Valve

148

Example of solid lubricant is:

  1. ((a))

    Graphite

  2. ((b))

    Oil

  3. ((c))

    Diesel

  4. ((d))

    Grease

Show Answer
Answer: ((a))

Graphite

149

A substance that acts as a conductor partially, depending on its operation and application is called:

  1. ((a))

    Actuator

  2. ((b))

    Semi-conductor

  3. ((c))

    Sensor

  4. ((d))

    Conductor

Show Answer
Answer: ((a))

Actuator

150

The cutting angle for chipping mild steel is: 

  1. ((a))

    90° 

  2. ((b))

    55°

  3. ((c))

    30°

  4. ((d))

    70°

Show Answer
Answer: ((a))

90° 

151

In common rail direct injection system, the injectors are opened and closed by:

  1. ((a))

    Solenoid valve

  2. ((b))

    Poppet valve

  3. ((c))

    Reed valve

  4. ((d))

    CB Point

Show Answer
Answer: ((a))

Solenoid valve

152

The compressor is a part of which of the following?

  1. ((a))

    Oil pump

  2. ((b))

    Water pump

  3. ((c))

    Fuel injection pump

  4. ((d))

    Turbocharger

Show Answer
Answer: ((a))

Oil pump

153

A system that forces fresh air into the exhaust ports or catalytic converter to reduce HC and CO emissions is called:

  1. ((a))

    Cooling system

  2. ((b))

    Air Injection system

  3. ((c))

    Fuel injection system

  4. ((d))

    Lubrication system

Show Answer
Answer: ((a))

Cooling system

154

If a four-stroke, 4 cylinder inline engine has 16 valves, the number of camshafts required to operate the 16 valves:

  1. ((a))

    2

  2. ((b))

    1

  3. ((c))

    4

  4. ((d))

    3

Show Answer
Answer: ((a))

2

155

Engine back pressure is caused by:

  1. ((a))

    Fuel system

  2. ((b))

    Cooling system

  3. ((c))

    Exhaust system

  4. ((d))

    Air intake system

Show Answer
Answer: ((a))

Fuel system

156

Find the name of the tool in the above figure.

  1. ((a))

    Double ended spanner

  2. ((b))

    Box spanner

  3. ((c))

    Tubular spanner

  4. ((d))

    Ring spanner

Show Answer
Answer: ((a))

Double ended spanner

157

Which of the following are types of water circulations in a radiator?

  1. ((a))

    From engine to lower tank

  2. ((b))

    Lower tank to upper tank

  3. ((c))

    From engine to water tank

  4. ((d))

    Upper tank to lower tank

Show Answer
Answer: ((a))

From engine to lower tank

158

One working stroke for each revolution of the crankshaft is called:

  1. ((a))

    3 stroke

  2. ((b))

    6 stroke

  3. ((c))

    4 stroke

  4. ((d))

    2 stroke

Show Answer
Answer: ((a))

3 stroke

159

How does the 'Ratchet stop' in the micrometer help?

  1. ((a))

    Control the pressure

  2. ((b))

    Hold the work piece

  3. ((c))

    Adjust zero error

  4. ((d))

    Lock the spindle

Show Answer
Answer: ((a))

Control the pressure

160

Which type of fuel feed pump is used in conventional inline fuel injection pump?

  1. ((a))

    Gear type

  2. ((b))

    Plunger type

  3. ((c))

    Vane type

  4. ((d))

    Electrical type

Show Answer
Answer: ((a))

Gear type

161

In the latest vehicle's cooling system, hose pipes are made up of:

  1. ((a))

    Hard rubber

  2. ((b))

    Cork rubber

  3. ((c))

    Synthetic rubber

  4. ((d))

    Teflon tape

Show Answer
Answer: ((a))

Hard rubber

162

A measure of fluid's resistance to flow is called:

  1. ((a))

    Freeze point

  2. ((b))

    Fire point

  3. ((c))

    Viscosity

  4. ((d))

    Cloud point

Show Answer
Answer: ((a))

Freeze point

163

Supercharger is driven by:

  1. ((a))

    Crankshaft

  2. ((b))

    Motor

  3. ((c))

    Exhaust gas

  4. ((d))

    Camshaft

Show Answer
Answer: ((a))

Crankshaft

164

A magnetically operated switch used to make or break current flow in a circuit is called:

  1. ((a))

    Rectifier

  2. ((b))

    Fuse

  3. ((c))

    Voltmeter

  4. ((d))

    Relay

Show Answer
Answer: ((a))

Rectifier

165

The cylinder head of I.C. Engine is made up of:

  1. ((a))

    Titanium

  2. ((b))

    Copper

  3. ((c))

    Cast Iron

  4. ((d))

    Aluminium

Show Answer
Answer: ((a))

Titanium

166

Identify the locking arrangement of the below figure.

  1. ((a))

    Wire fasteners

  2. ((b))

    Corrugated head screw

  3. ((c))

    Tab washers

  4. ((d))

    Castle nut with split pin

Show Answer
Answer: ((a))

Wire fasteners

167

If the coolant is in indirect contact with the cylinder liner, then it is called:

  1. ((a))

    Dry liner

  2. ((b))

    Hard liner

  3. ((c))

    Wet liner

  4. ((d))

    Soft liner

Show Answer
Answer: ((a))

Dry liner

168

Expand the term NATRIP.

  1. ((a))

    National Audit Testing and R&D Indian Project

  2. ((b))

    National Automotive Testing and R&D Infrastructure Project

  3. ((c))

    Non-Automotive Testing and Registered Infrastructure Pvt. ltd

  4. ((d))

    National Alternator Testing and Registered Infrastructure Pvt. ltd

Show Answer
Answer: ((a))

National Audit Testing and R&D Indian Project

169

The ceramic coating protects the exhaust system from:

  1. ((a))

    Rust and corrosion

  2. ((b))

    Harmful chemical

  3. ((c))

    Ultraviolet radiation

  4. ((d))

    Engine vibration

Show Answer
Answer: ((a))

Rust and corrosion

170

Which of the following rotates immediately on giving the current to self-starter?

  1. ((a))

    Armature shaft

  2. ((b))

    Ring gear

  3. ((c))

    Body

  4. ((d))

    Flywheel

Show Answer
Answer: ((a))

Armature shaft

171

If the air and fuel mixture burns inside the engine cylinder, that engine is called as:

  1. ((a))

    Internal combustion engine

  2. ((b))

    Electrical engine

  3. ((c))

    Hydrogen engine

  4. ((d))

    External combustion engine

Show Answer
Answer: ((a))

Internal combustion engine

172

In Lead-Acid battery, electrolyte is the combination of:

  1. ((a))

    Methanol and distilled water

  2. ((b))

    Ethanol and soap water

  3. ((c))

    Sulphuric acid and wood alcohol

  4. ((d))

    Sulphuric acid and distilled water

Show Answer
Answer: ((a))

Methanol and distilled water

173

Which of the following is the tool used for laying out large circles?

  1. ((a))

    Trammel

  2. ((b))

    Divider

  3. ((c))

    Jenny caliper

  4. ((d))

    Scriber

Show Answer
Answer: ((a))

Trammel

174

The bottom half portion of the cylinder block and sump together is called:

  1. ((a))

    Crankcase

  2. ((b))

    Cylinder head

  3. ((c))

    Sump

  4. ((d))

    Cylinder block

Show Answer
Answer: ((a))

Crankcase

175

The clearance or gap between the cylinder wall and piston is called:

  1. ((a))

    Piston clearance

  2. ((b))

    Swept volume

  3. ((c))

    Clearance volume

  4. ((d))

    Total volume

Show Answer
Answer: ((a))

Piston clearance

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