Official Paper

RRB ALP Mechanic Motor Vehicle 23 Jan 2019 Official Paper (Shift 3) (Previous Year Paper)

175 questions · 150 minutes · with answers · free

Attempt as Timed Mock Test

Part A (100 questions)

1

Name the scientist who discovered bacteria ?

  1. ((a))

    Robert Koch

  2. ((b))

    James Chadwick

  3. ((c))

    Eugen Goldstein

  4. ((d))

    A V Leeuwenhoek

Show Answer
Answer: ((a))

Robert Koch

2

If a body has a specific gravity of less than 1, then it will float in/on ___________.

  1. ((a))

    air

  2. ((b))

    water

  3. ((c))

    liquids

  4. ((d))

    mercury

Show Answer
Answer: ((a))

air

3

Which of the following options does not have an SI base unit?

  1. ((a))

    Amount of substance

  2. ((b))

    Frequency

  3. ((c))

    Luminous intensity

  4. ((d))

    Electric current

Show Answer
Answer: ((a))

Amount of substance

4

How many medals did India win in Rio Olympics, 2016?

  1. ((a))

    3

  2. ((b))

    4

  3. ((c))

    2

  4. ((d))

    5

Show Answer
Answer: ((a))

3

5

It is mainly due to the gravitational effect of the __________ on the rotating earth that the level of water in the sea rises and falls.

  1. ((a))

    Venus

  2. ((b))

    Mercury

  3. ((c))

    Moon

  4. ((d))

    Sun

Show Answer
Answer: ((a))

Venus

6

Two resistance of 2Ω and 6Ω are connected in series and this combination is connected across a 12 V battery. Find the current in the 6Ω resistor.

  1. ((a))

    3.5 A

  2. ((b))
    1. 5 A
  3. ((c))

    0.5 A

  4. ((d))

    2.5 A

Show Answer
Answer: ((a))

3.5 A

7

Substances that are broken down by biological processes are said to be _________.

  1. ((a))

    reusable

  2. ((b))

    non-biodegradabl

  3. ((c))

    non-reusable

  4. ((d))

    biodegradable

Show Answer
Answer: ((a))

reusable

8

A software program that has been developed to harm other computers is called a/an _________.

  1. ((a))

    server

  2. ((b))

    LAN

  3. ((c))

    malware

  4. ((d))

    operating system

Show Answer
Answer: ((a))

server

9

Kuchipudi has its roots in which Indian State?

  1. ((a))

    Arunachal Pradesh

  2. ((b))

    Kerala

  3. ((c))

    Andhra Pradesh

  4. ((d))

    Himachal Pradesh

Show Answer
Answer: ((a))

Arunachal Pradesh

10

Which Indian cricketer received the Padma Bhushan in 2018?

  1. ((a))

    MS Dhoni

  2. ((b))

    Virat Kohli

  3. ((c))

    Sachin Tendulkar

  4. ((d))

    Saurav Ganguly

Show Answer
Answer: ((a))

MS Dhoni

11

JPEG stands for __________.

  1. ((a))

    Joint Program Experts Group

  2. ((b))

    Joint Program Executing Group

  3. ((c))

    Joint Photographic Experts Group

  4. ((d))

    Joint Program Experimental Group.

Show Answer
Answer: ((a))

Joint Program Experts Group

12

Two resistors, one of 12 Ω and the other of 24 Ω are connected in parallel. This combination is connected in series with a 22 Ω resistor and a 12 V battery. The current in the 12 Ω resistor is __________.

  1. ((a))

    (8/15) A

  2. ((b))

    (2/15) A

  3. ((c))

    (6/15) A

  4. ((d))

    (4/15) A

Show Answer
Answer: ((a))

(8/15) A

13

RK Narayan is famous for his book ___________.

  1. ((a))

    The Room on the Roof

  2. ((b))

    Two Livers

  3. ((c))

    Malgudi Days

  4. ((d))

    A suitable Boy

Show Answer
Answer: ((a))

The Room on the Roof

14

_________ protection must be worn whenever noise levels exceed the noise exposure standard.

  1. ((a))

    Hearing

  2. ((b))

    Head

  3. ((c))

    Eye

  4. ((d))

    Foot

Show Answer
Answer: ((a))

Hearing

15

A wire of length 1 and radius r has a resistance R. The resistance of another wire made of the same material but having half its length and half its radius will be.

  1. ((a))

    4R

  2. ((b))

    R/2

  3. ((c))

    2R

  4. ((d))

    R

Show Answer
Answer: ((a))

4R

16

Safety boots or shoes must be worn in designated areas to protect your _______  from falling objects.

  1. ((a))

    eye

  2. ((b))

    ear

  3. ((c))

    head

  4. ((d))

    feet

Show Answer
Answer: ((a))

eye

17

A cylindrical wire of length L and radius r has a resistance of R. The resistance of another wire of the same material but thrice its length and one-third its radius will be __________.

  1. ((a))

    27R

  2. ((b))

    9R

  3. ((c))

    R

  4. ((d))

    3R

Show Answer
Answer: ((a))

27R

18

If a body is NOT homogeneous, then its density is a function of its ___________.

  1. ((a))

    pressure

  2. ((b))

    acceleration

  3. ((c))

    position

  4. ((d))

    velocity

Show Answer
Answer: ((a))

pressure

19

Two resistors of 10Ω and 20 Ω area connected in series and this combination is connected across a 30 V supply voltage. Find the voltage across the 10 Ω resistor.

  1. ((a))

    20 V

  2. ((b))

    10 V

  3. ((c))

    5 V

  4. ((d))

    15 V

Show Answer
Answer: ((a))

20 V

20

Which one of these is a harvest festival? 

  1. ((a))

    Teej

  2. ((b))

    Janmashtami

  3. ((c))

    Deepawali

  4. ((d))

    Onam

Show Answer
Answer: ((a))

Teej

21

86°F is equal to __________

  1. ((a))

    20°C

  2. ((b))

    30°C

  3. ((c))

    34°C

  4. ((d))

    10°C

Show Answer
Answer: ((a))

20°C

22

Where is the Headquarters of UNESCO located?

  1. ((a))

    New York City

  2. ((b))

    Geneva

  3. ((c))

    Paris

  4. ((d))

    Washington DC

Show Answer
Answer: ((a))

New York City

23

Name of the painter of famous painting, ‘Mahishasura’.

  1. ((a))

    MF Hussain

  2. ((b))

    Amrita Sher-Gil

  3. ((c))

    Raja Ravi Verma

  4. ((d))

    Tyeb Mehta

Show Answer
Answer: ((a))

MF Hussain

24

What is the work that needs to be done to increase the speed of a 1 kg ball from 2 m/s to 4 m/s?

  1. ((a))

    8 J

  2. ((b))

    10 J

  3. ((c))

    6 J

  4. ((d))

    12 J

Show Answer
Answer: ((a))

8 J

25

The Ajanta Caves in Maharashtra feature paintings and sculptures that depict __________ tales.

  1. ((a))

    Arabic

  2. ((b))

    Islamic

  3. ((c))

    Buddhist

  4. ((d))

    Maratha

Show Answer
Answer: ((a))

Arabic

26

The volume of a given amount of water ________ between 0°C to 4°C.

  1. ((a))

    is zero

  2. ((b))

    decreases

  3. ((c))

    remains constant

  4. ((d))

    increases

Show Answer
Answer: ((a))

is zero

27

Two resistance of 2Ω and 6Ω are connected in series and this combination is connected across a 12 V  bettery. Find the power supplied by the battery.

  1. ((a))

    10 W

  2. ((b))

    18 W

  3. ((c))

    16 W

  4. ((d))

    14 W

Show Answer
Answer: ((a))

10 W

28

An object weighs X units on the earth. If we take the same object to the moon, its weight there will be ________.

  1. ((a))

    zero

  2. ((b))

    less than X

  3. ((c))

    equal to X

  4. ((d))

    more than X

Show Answer
Answer: ((a))

zero

29

A body starts from rest. Its displacement is proportional to _________ when its acceleration is constant.

  1. ((a))

    time squared

  2. ((b))

    velocity

  3. ((c))

    work

  4. ((d))

    time

Show Answer
Answer: ((a))

time squared

30

A source of voltage V maintains a current i in a circuit. The energy supplied to the circuit by the source in time t is __________.

  1. ((a))

    Vit

  2. ((b))

    1/Vit

  3. ((c))

    Vi/t

  4. ((d))

    V/it

Show Answer
Answer: ((a))

Vit

31

Who was the first governor of the Reserve Bank of India?

  1. ((a))

    Sir James Braid Taylor

  2. ((b))

    KR Puri

  3. ((c))

    HVR Iyengar

  4. ((d))

    Sir Osborne A Smith

Show Answer
Answer: ((a))

Sir James Braid Taylor

32

A car covers 400 m in 20 seconds. Find the average speed (in km/hr) of the car. 

  1. ((a))

    72

  2. ((b))

    124

  3. ((c))

    108

  4. ((d))

    36

Show Answer
Answer: ((a))

72

33

If sin θ = 15/17, then cot θ = ? 

  1. ((a))

    815\frac{8}{{15}}

  2. ((b))

    817\frac{8}{{17}}

  3. ((c))

    158\frac{{15}}{8}

  4. ((d))

    1715\frac{{17}}{{15}}

Show Answer
Answer: ((a))

815\frac{8}{{15}}

34

In an examination, the highest score and the lowest score are different by 55 and the higher one was 9/4 times the lower one. Find the lowest score.

  1. ((a))

    40  

  2. ((b))

    36

  3. ((c))

    44

  4. ((d))

    48

Show Answer
Answer: ((a))

40  

35

A number is as much greater than 50 as it is lesser than 84. What is the number?

  1. ((a))

    65

  2. ((b))

    66

  3. ((c))

    68

  4. ((d))

    67

Show Answer
Answer: ((a))

65

36

If x=125×30×6x = \sqrt {125} \times \sqrt {30} \times \sqrt 6  ,  then x is equal to:

  1. ((a))

    175

  2. ((b))

    125

  3. ((c))

    136

  4. ((d))

    150

Show Answer
Answer: ((a))

175

37

A got Rs. 80 as his share of profit where the total profit was Rs. 240 and the ratio of profit distribution between A and B was x : 2. What is the value of x? 

  1. ((a))

    1

  2. ((b))

    4

  3. ((c))

    2

  4. ((d))

    5

Show Answer
Answer: ((a))

1

38

What is the median of 8, 5, 7, 9, 11, 6, 10?

  1. ((a))

    9

  2. ((b))

    8

  3. ((c))

    10

  4. ((d))

    7

Show Answer
Answer: ((a))

9

39

If 5050 × 0.5x = 25250, then 2505 ÷ x2 = ?

  1. ((a))

    0.2505

  2. ((b))

    25.05

  3. ((c))

    2.505

  4. ((d))

    250.5

Show Answer
Answer: ((a))

0.2505

40

An article of marked price Rs. 12000 was sold. Had a discount of 15% been offered, a profit of 2% would have been made. What was the cost price?

  1. ((a))

    Rs. 10,200

  2. ((b))

    Rs. 10,000

  3. ((c))

    Rs. 11,000

  4. ((d))

    Rs. 10,800

Show Answer
Answer: ((a))

Rs. 10,200

41

A sum of Rs. 2,000 was spent in buying a pair of trousers. The sum spent was 2/5th of the total money Shashi had with her. How much was the total money she had?

  1. ((a))

    Rs. 4,000

  2. ((b))

    Rs. 4, 250 

  3. ((c))

    Rs. 4, 750

  4. ((d))

    Rs. 5,000 

Show Answer
Answer: ((a))

Rs. 4,000

42

A machine was bought for Rs. 1,500 and a repairing charge of Rs. 100 was paid afterwards. At what price should it be sold to gain a profit of 25%?

  1. ((a))

    Rs. 2,040

  2. ((b))

    Rs. 1,960

  3. ((c))

    Rs. 2,000

  4. ((d))

    Rs. 1, 920

Show Answer
Answer: ((a))

Rs. 2,040

43

In angular measurement, one radian is equivalent to ________ degree (approximately).

  1. ((a))

    65.27

  2. ((b))

    57.27

  3. ((c))

    90

  4. ((d))

    180

Show Answer
Answer: ((a))

65.27

44

A and B can do a work in 15 days. B and C can do the work in 20 days and A and C can do the work in 10 days. In how many days will they together completed the work?

  1. ((a))

    10.67 days

  2. ((b))

    10.91 days

  3. ((c))

    10.71 days

  4. ((d))

    9.23 days

Show Answer
Answer: ((a))

10.67 days

45

Pipes A and B can fill a tank in 12 minutes and 16 minutes respectively. Both A and B are opened for 4 minutes and then A is closed. How much extra time will B take to fill the tank completely?

  1. ((a))

    203\frac{{20}}{3} minutes

  2. ((b))

    7 minutes

  3. ((c))

    214\frac{{21}}{4} minutes

  4. ((d))

    6 minutes

Show Answer
Answer: ((a))

203\frac{{20}}{3} minutes

46

A can do 2/5 of a work in 10 days. B can do ½ of the some work in 10 days. They worked together for 5 days and then A left. In how many days will B finish the remaining work?

  1. ((a))

    8

  2. ((b))

    10

  3. ((c))

    11

  4. ((d))

    9

Show Answer
Answer: ((a))

8

47

Reflection of point (-2, -6) on the Y-axis is:

  1. ((a))

    (2, 6)

  2. ((b))

    (-6, -2)

  3. ((c))

    (-2, 6)

  4. ((d))

    (2, -6)

Show Answer
Answer: ((a))

(2, 6)

48

The pie chart shows the breakup in percentage of the various expenses of a Company. Study the diagram and answer the following question. 

What is the interest expense if total expenses is Rs. 25000.

  1. ((a))

    Rs. 2, 500

  2. ((b))

    Rs. 1, 800

  3. ((c))

    Rs. 9, 000

  4. ((d))

    Rs. 5, 000

Show Answer
Answer: ((a))

Rs. 2, 500

49

A motorcycle travelled 1000 m at 36 km/hr. Find the time (in seconds) taken by the motorcycle to cover this distance.

  1. ((a))

    300

  2. ((b))

    100

  3. ((c))

    400

  4. ((d))

    200

Show Answer
Answer: ((a))

300

50

A 4-digit number 1xy7 is divisible by 11. What is the value of x - y?

  1. ((a))

    -8

  2. ((b))

    -2

  3. ((c))

    -4

  4. ((d))

    -6

Show Answer
Answer: ((a))

-8

51

Tap M and N can together fill a cistern in 48/13 minutes. N alone can fill it in 6 minutes. How much time will M alone take to fill the cistern?

  1. ((a))

    9.6 minutes

  2. ((b))

    9 minutes

  3. ((c))

    9.4 minutes

  4. ((d))

    8.6 minutes

Show Answer
Answer: ((a))

9.6 minutes

52

What is the curved surface area of a hemisphere whose radius is 7 cm? (take π = 22/7)

  1. ((a))

    616 cm2

  2. ((b))

    154 cm2

  3. ((c))

    308 cm2

  4. ((d))

    924 cm2

Show Answer
Answer: ((a))

616 cm2

53

An airplane flies at the speed of 50 m/s. How much distance (in km) will it cover in a flight of 5 hours?

  1. ((a))

    895

  2. ((b))

    850

  3. ((c))

    880

  4. ((d))

    900

Show Answer
Answer: ((a))

895

54

What is the distance between the points (4, 3) and (3, -2)?

  1. ((a))

    26\sqrt {26}

  2. ((b))

    24\sqrt {24}

  3. ((c))

    6

  4. ((d))

    5

Show Answer
Answer: ((a))

26\sqrt {26}

55

sec 45° - tan 60° = ? 

  1. ((a))

    −3+2 - \sqrt 3 + \sqrt 2

  2. ((b))

    −3−2 - \sqrt 3 - \sqrt 2

  3. ((c))

    32\frac{{\sqrt 3 }}{2}

  4. ((d))

    3+2\sqrt 3 + \sqrt 2

Show Answer
Answer: ((a))

−3+2 - \sqrt 3 + \sqrt 2

56

What is the least number which when doubled is perfectly divisible by 7, 12 and 15? 

  1. ((a))

    420

  2. ((b))

    210

  3. ((c))

    214

  4. ((d))

    220

Show Answer
Answer: ((a))

420

57

A sum of Rs. 10,000 amounts to Rs. 11, 449 in 2 years, when the interest is compounded annually. The interest rate percent per annum is:

  1. ((a))

    6%

  2. ((b))

    1%

  3. ((c))

    7%

  4. ((d))

    8%

Show Answer
Answer: ((a))

6%

58

The ages of X and Y are in the ratio 4 : 7. Three years earlier, the ratio of their ages was 1 : 2. What is the difference between their current ages (Y - X)?

  1. ((a))

    3

  2. ((b))

    6

  3. ((c))

    9

  4. ((d))

    7.5

Show Answer
Answer: ((a))

3

59

What is 80% of 50% of 90?

  1. ((a))

    30

  2. ((b))

    34

  3. ((c))

    32

  4. ((d))

    36

Show Answer
Answer: ((a))

30

60

Choose the figure that is different from the rest.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

61

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

1.14, 1.28, 1.42, ?, 1.70, 1.84

  1. ((a))

    1.56

  2. ((b))

    1.54

  3. ((c))

    1.68

  4. ((d))

    1.62

Show Answer
Answer: ((a))

1.56

62

Two planes E and F start flying from the same point. E flies 7 km west, then turns to its left and flies 15 km. Meanwhile F flies 11 km east and turns right and flies 15 km. Where is F with respect to E?

  1. ((a))

    F is 18 km west of E

  2. ((b))

    F is 4 km east of E

  3. ((c))

    F is 18 km east of E

  4. ((d))

    F is 4 km west of E

Show Answer
Answer: ((a))

F is 18 km west of E

63

Given below are some letters, that each of these letters has a corresponding number. Select the combination of numbers from the option so that the jumbled letters arranged accordingly will form a meaningful English word.

H T R U O A

1 2 3 4 5 6

  1. ((a))

    6, 4, 2, 1, 5, 3

  2. ((b))

    3, 4, 5, 2, 1, 6

  3. ((c))

    1, 6, 2, 4, 5, 3

  4. ((d))

    2, 1, 5, 3, 4, 6

Show Answer
Answer: ((a))

6, 4, 2, 1, 5, 3

64

I, J, K and L are sitting in a row. L and I are sitting next to each other and I and K are the ends. Who is sitting next to J?

  1. ((a))

    Only K 

  2. ((b))

    L and I

  3. ((c))

    K and L

  4. ((d))

    Only L

Show Answer
Answer: ((a))

Only K 

65

Select the option that is related to the third term in the same way as the second term is related to the first term.

Tall : Short ∷ Glad : ?

  1. ((a))

    Sad

  2. ((b))

    Happy

  3. ((c))

    Emotion

  4. ((d))

    Smile

Show Answer
Answer: ((a))

Sad

66

If, ‘+’ represents ‘×’, ‘-‘ represents ‘+’, ‘×’ represents ‘÷’ and ‘÷’ represents ‘-‘ then find the value of the following expression.

9 × 3 + 6 ÷ 2 = ?

  1. ((a))

    20

  2. ((b))

    10

  3. ((c))

    12

  4. ((d))

    16

Show Answer
Answer: ((a))

20

67

If G + H means G is daughter of H, G- H means G is sister H and G * H means G is husband of H, which of the following shows that I is the daughter of H?

  1. ((a))

    I – J + F * H

  2. ((b))

    I + J - F * H

  3. ((c))

    I – J * F + H

  4. ((d))

    I * J - F + H

Show Answer
Answer: ((a))

I – J + F * H

68

Which of the following Venn diagrams best represents the relationship between Indians, doctors and women?

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

69

Given below are two statement, followed by two conclusion, I and II. You have to consider the statement 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: No quadrilaterals are polygons.

Statement 2: All polygons are rhombuses.

Conclusion I: Some rhombuses are quadrilaterals.

Conclusion II: Some rhombuses are polygons.

  1. ((a))

    Neither I nor II follows

  2. ((b))

    Only conclusion II follows

  3. ((c))

    Only conclusion I follows

  4. ((d))

    Both I and II follow

Show Answer
Answer: ((a))

Neither I nor II follows

70

Which two signs should be interchanged to make the given equation correct?

9 ÷ 3 + 8 × 2 – 15 = 2

  1. ((a))

    × and -

  2. ((b))

    ÷ and -

  3. ((c))
    • and ×
  4. ((d))
    • and -
Show Answer
Answer: ((a))

× and -

71

What is the minimum number of lines required to make the given image?

  1. ((a))

    13

  2. ((b))

    12

  3. ((c))

    10

  4. ((d))

    9

Show Answer
Answer: ((a))

13

72

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

OOOOOX, OOOOXX, OOOXXX, OOXXXX, ?

  1. ((a))

    XXXXXX

  2. ((b))

    OOXXXXX

  3. ((c))

    OOXXXX

  4. ((d))

    OXXXXX

Show Answer
Answer: ((a))

XXXXXX

73

If C $ D means C is daughter of D, C & D means C is mother of D and C % D means C is son of D, then what does W $ X & Y % Z mean?

  1. ((a))

    Z is wife of W

  2. ((b))

    Z is mother of W

  3. ((c))

    Z is father of W

  4. ((d))

    Z is daughter of W

Show Answer
Answer: ((a))

Z is wife of W

74

Given below is a question, followed by two arguments, I and II. You have to decide which of the given arguments, if any, is a strong argument, with respect to the question.

Question: Should advertisements be banned on television?

Argument I: Yes, advertisements are immoral.

Argument II: No, advertisements bring in revenue which helps reduce cost for viewers.

  1. ((a))

    Only argument II is strong.

  2. ((b))

    Only argument I is strong.

  3. ((c))

    Neither I nor II is strong.

  4. ((d))

    Both I and II are strong.

Show Answer
Answer: ((a))

Only argument II is strong.

75

Select the option that is related to the third number in the same way as the second number is related to the first number.

-9/11 : 11/9 ∷ 13/2 : ?

  1. ((a))

    3/7

  2. ((b))

    2/13

  3. ((c))

    -2/13

  4. ((d))

    -7/3

Show Answer
Answer: ((a))

3/7

76

Given below is a statement followed by two assumption numbered I and II. You have to decide which of the assumptions is/are implicit in the statement.

Statement: The human body produces Vitamin D when exposed to sunlight.

Assumption I: The human body will have Vitamin D even if it is not consumed via food.

Assumption II: A large portion of the global population suffers from Vitamin D deficiency.

  1. ((a))

    Both I and II are implicit

  2. ((b))

    Only assumption II is implicit

  3. ((c))

    Neither I nor II is implicit

  4. ((d))

    Only assumption I is implicit

Show Answer
Answer: ((a))

Both I and II are implicit

77

A salesperson starts from his office and drives 2 km east, then turns north and drives 7 km, then turns to his right and drives 6 km, then turns south and drives 7 km. Where is he now with respect to his starting position?

  1. ((a))

    8 km east

  2. ((b))

    4 km west

  3. ((c))

    4 km east

  4. ((d))

    8 km west

Show Answer
Answer: ((a))

8 km east

78

Unscramble the letters in the words given below and find the odd word out.

  1. ((a))

    FLOW

  2. ((b))

    ILNO

  3. ((c))

    ERTIG

  4. ((d))

    WCO

Show Answer
Answer: ((a))

FLOW

79

Find the odd group of letters from the given alternatives.

  1. ((a))

    EFG

  2. ((b))

    PQR

  3. ((c))

    VWX

  4. ((d))

    HJL

Show Answer
Answer: ((a))

EFG

80

Choose the figure that is different from the rest.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

81

In a code language, 295 means ‘water is liquid’, 549 means ‘oil is liquid’ and 824 means ‘oil on water.’ Find the code for ‘on’.

  1. ((a))

    4

  2. ((b))

    2

  3. ((c))

    8

  4. ((d))

    5

Show Answer
Answer: ((a))

4

82

In the following figure, square represents Chinese, triangle represents dancers, circle represents male and rectangle represents architects. Which set of letters represents dancers who are male?

  1. ((a))

    DEIG

  2. ((b))

    DEF

  3. ((c))

    IGH

  4. ((d))

    GEF

Show Answer
Answer: ((a))

DEIG

83

The abbreviation AC in an engineering drawing stands for __________.

  1. ((a))

    Across Corners

  2. ((b))

    Aerial Cut

  3. ((c))

    Attached Circle

  4. ((d))

    Air Conditioning

Show Answer
Answer: ((a))

Across Corners

84

Greater the value of _______ of a material, the more rapidly it will conduct heat. 

  1. ((a))

    melting point

  2. ((b))

    latent heat

  3. ((c))

    regelation

  4. ((d))

    thermal conductivity

Show Answer
Answer: ((a))

melting point

85

The effort applied to move a load is 15 units and the mechanical advantage is observed to be 3. Find the load. 

  1. ((a))

    5 units

  2. ((b))

    3 units

  3. ((c))

    15 units

  4. ((d))

    45 units

Show Answer
Answer: ((a))

5 units

86

What is the unit's digit in 366 × 641 × 753 

  1. ((a))

    8

  2. ((b))

    3

  3. ((c))

    6

  4. ((d))

    7

Show Answer
Answer: ((a))

8

87

If the width of a standard engineering drawing sheet is 841 mm, then its length would be ________ mm. 

  1. ((a))

    1189

  2. ((b))

    1250

  3. ((c))

    1000

  4. ((d))

    1216

Show Answer
Answer: ((a))

1189

88

A 200 g block of iron was heated from 30°C to 60°C. How much heat was transferred to the block (specific heat of iron is 450 Jkg-1K-1)?

  1. ((a))

    6000 J

  2. ((b))

    27 J

  3. ((c))

    2700 J

  4. ((d))

    270 J

Show Answer
Answer: ((a))

6000 J

89

If a machine overcomes a load 'L' and the distance travelled by the load is 'Ld', the work done by the load will be __________.

  1. ((a))

    L × Ld

  2. ((b))

    LLd\rm \frac{L}{Ld}

  3. ((c))

    LdL\rm \frac{Ld}{L}

  4. ((d))

    1L×Ld\rm \frac{1}{L \times Ld}

Show Answer
Answer: ((a))

L × Ld

90

A brass rod (thermal conductivity 109 J/s m K) has an area of cross section 0.04 m2 and length 20 cm. If the two end of the rod are maintained at a temperature difference of 200°C, the rate of heat flow through the rod is ________.

  1. ((a))

    3.42 kJ/s

  2. ((b))

    2.32 kJ/s

  3. ((c))

    4.36 kJ/s

  4. ((d))

    5.80 kJ/s

Show Answer
Answer: ((a))

3.42 kJ/s

91

The effort in a class 1 lever is in __________ direction(s).

  1. ((a))

    three

  2. ((b))

    multiple

  3. ((c))

    two

  4. ((d))

    one

Show Answer
Answer: ((a))

three

92

The velocity ratio of a simple machine is the ratio of distance traveled by the ________ to the distance traveled by the ________ in the machine.

  1. ((a))

    load; load

  2. ((b))

    effort; load

  3. ((c))

    load; effort

  4. ((d))

    effort; effort

Show Answer
Answer: ((a))

load; load

93

If straight lines are drawn from various points on the contour of an object to meet a plane, the figure obtained on the plane is called the _______ of the object. 

  1. ((a))

    development

  2. ((b))

    dimensioning

  3. ((c))

    projection

  4. ((d))

    animation

Show Answer
Answer: ((a))

development

94

A _______ is a theoretical exact plane, axis or point location that GD & T or dimensional tolerances are referenced to. 

  1. ((a))

    flange

  2. ((b))

    frame

  3. ((c))

    section

  4. ((d))

    datum

Show Answer
Answer: ((a))

flange

95

Molar specific heat capacity of a substance is _________.

  1. ((a))

    (1μ)(ΔQΔT)\left(\frac{1}{\mu}\right)\left( \frac{\Delta Q}{\Delta T} \right)

  2. ((b))

    μ(ΔQΔT)\mu \left( \frac{\Delta Q}{\Delta T} \right)

  3. ((c))

    (1μ)(ΔTΔQ)\left(\frac{1}{\mu}\right)\left( \frac{\Delta T}{\Delta Q} \right)

  4. ((d))

    μ(ΔTΔQ)\mu \left( \frac{\Delta T}{\Delta Q} \right)

Show Answer
Answer: ((a))

(1μ)(ΔQΔT)\left(\frac{1}{\mu}\right)\left( \frac{\Delta Q}{\Delta T} \right)

96

In engineering drawing, the letters LH signifies __________.

  1. ((a))

    Level Hide

  2. ((b))

    Left Hand

  3. ((c))

    Low Heat

  4. ((d))

    Limit of Height

Show Answer
Answer: ((a))

Level Hide

97

Identify the material having high coefficient of volume expansion. 

  1. ((a))

    Brass

  2. ((b))

    Alcohol

  3. ((c))

    Glass

  4. ((d))

    Water

Show Answer
Answer: ((a))

Brass

98

An object starts from rest at x = 0 m and moves with a constant acceleration of 1.6 m/s2 along the x-axis. During its journey from x = 12.8 m to x = 20.0 m, its average velocity will be __________.

  1. ((a))

    7.2 m/s

  2. ((b))

    3.6 m/s

  3. ((c))

    8.8 m/s

  4. ((d))

    2.4 m/s

Show Answer
Answer: ((a))

7.2 m/s

99

You are given a question and two statements. Identify which of the statements is/are necessary/sufficient to answer the question.

Question: What was the discount percent offered on the soap by the store?

Statements:

I) The store is giving 1 soap free on purchase of three.

II) Rs. 10 discount is offered on purchase of soap worth 36.

  1. ((a))

    II alone is sufficient while I alone is not sufficient

  2. ((b))

    I alone is sufficient while II alone is not sufficient

  3. ((c))

    Neither I nor II is sufficient

  4. ((d))

    Either I or II is sufficient

Show Answer
Answer: ((a))

II alone is sufficient while I alone is not sufficient

100

Identify the material having low coefficient of volume expansion 

  1. ((a))

    Iron

  2. ((b))

    Mercury

  3. ((c))

    Brass

  4. ((d))

    Aluminium

Show Answer
Answer: ((a))

Iron

Part B (75 questions)

101

In an engine, which shaft controls a piston's movement?

  1. ((a))

    Propeller shaft

  2. ((b))

    Axle

  3. ((c))

    Crankshaft

  4. ((d))

    Camshaft

Show Answer
Answer: ((a))

Propeller shaft

102

Which of the following is NOT an air conditioning component of an automobile?

  1. ((a))

    Generator

  2. ((b))

    Compressor

  3. ((c))

    Evaporator

  4. ((d))

    Condenser

Show Answer
Answer: ((a))

Generator

103

Which of the following is NOT a function of a damper?

  1. ((a))

    It avoids the oscillation (repeated expansion or compression of the spring).

  2. ((b))

    It controls the quick compression of the spring after hitting a bump or a pothole.

  3. ((c))

    It controls the catalytic convertor's performance as per the frequency of vibration.

  4. ((d))

    It controls the quick expansion of the spring after hitting a bump or a pothole.

Show Answer
Answer: ((a))

It avoids the oscillation (repeated expansion or compression of the spring).

104

Which of the following devices is used for checking the level of engine's lubricating oil?

  1. ((a))

    Dipstick

  2. ((b))

    Autocollimator

  3. ((c))

    Hydrometer

  4. ((d))

    Multimeter

Show Answer
Answer: ((a))

Dipstick

105

Generally, which cable colour code is used for earthing a fuel tank?

  1. ((a))

    White

  2. ((b))

    Green

  3. ((c))

    Black

  4. ((d))

    Brown

Show Answer
Answer: ((a))

White

106

What is the function of a float in a carburetor?

  1. ((a))

    It controls the level of petrol in the float chamber.

  2. ((b))

    It controls the flow of fuel.

  3. ((c))

    It controls the flow of air.

  4. ((d))

    It controls the flow of fuel and air mixture.

Show Answer
Answer: ((a))

It controls the level of petrol in the float chamber.

107

Drum brakes are adjusted to ______.

  1. ((a))

    reduce loss of fluid

  2. ((b))

    reduce the evaporation of the brake fluid

  3. ((c))

    tighten the wheel bearings

  4. ((d))

    compensate for liner wear

Show Answer
Answer: ((a))

reduce loss of fluid

108

How many injectors are required for a six-cylinder MPFI engine?

  1. ((a))

    3

  2. ((b))

    2

  3. ((c))

    5

  4. ((d))

    6

Show Answer
Answer: ((a))

3

109

Which of the following does NOT belong to the fuel supply system of a diesel engine?

  1. ((a))

    Compensating jet

  2. ((b))

    Injector

  3. ((c))

    Fuel pump

  4. ((d))

    Spray nozzle

Show Answer
Answer: ((a))

Compensating jet

110

The function of a master cylinder in an ABS braking system is:

  1. ((a))

    to increase pressure of braking.

  2. ((b))

    to reduce pressure of braking.

  3. ((c))

    to allow pressure for the brakes.

  4. ((d))

    to stop the vehicle.

Show Answer
Answer: ((a))

to increase pressure of braking.

111

Why are glow plugs used in CI engines?

  1. ((a))

    To cool an overheated engine

  2. ((b))

    To provide light inside the cylinder for carrying out maintenance activities

  3. ((c))

    To control the quantity of the fuel being sprayed

  4. ((d))

    To assist in engine starting

Show Answer
Answer: ((a))

To cool an overheated engine

112

Which of the following is/are an engine emission mainly from a CI engine and NOT from an SI engine?

  1. ((a))

    Carbon monoxide

  2. ((b))

    Nitrogen oxide

  3. ((c))

    Particulates and soot

  4. ((d))

    Hydrocarbons

Show Answer
Answer: ((a))

Carbon monoxide

113

An inductive proximity sensor is used to detect _______.

  1. ((a))

    wooden object

  2. ((b))

    metal objects

  3. ((c))

    sand objects

  4. ((d))

    plastic objects

Show Answer
Answer: ((a))

wooden object

114

An Anti-lock Braking System prevents the whels from _______.

  1. ((a))

    heat loss

  2. ((b))

    power loss

  3. ((c))

    speed-up

  4. ((d))

    locking-up

Show Answer
Answer: ((a))

heat loss

115

Generally, which type of axle is used in heavy vehicles?

  1. ((a))

    Non-floating

  2. ((b))

    Three quarter floating

  3. ((c))

    Fully floating

  4. ((d))

    Semi-floating

Show Answer
Answer: ((a))

Non-floating

116

Combined angle is given by _______.

  1. ((a))

    camber + king pin inclination

  2. ((b))

    camber + slip angle

  3. ((c))

    camber + castor

  4. ((d))

    castor + steering axis inclination

Show Answer
Answer: ((a))

camber + king pin inclination

117

A two piece propeller shaft ______.

  1. ((a))

    requires center support bearing

  2. ((b))

    cannot transmit power at an angle

  3. ((c))

    is made from a solid rod

  4. ((d))

    does not need any slip joint

Show Answer
Answer: ((a))

requires center support bearing

118

The clutch is located between the engine and the ________.

  1. ((a))

    differential gear

  2. ((b))

    universal joint

  3. ((c))

    rear axle

  4. ((d))

    gearbox

Show Answer
Answer: ((a))

differential gear

119

Which of the following is NOT related to diesel engines?

  1. ((a))

    DDIS

  2. ((b))

    CRDI

  3. ((c))

    D4D

  4. ((d))

    MPFI

Show Answer
Answer: ((a))

DDIS

120

The idle speed control of an electronic fuel injection system uses a/an ______.

  1. ((a))

    air control motor

  2. ((b))

    pneumatic system

  3. ((c))

    hydraulic system

  4. ((d))

    idling jet system

Show Answer
Answer: ((a))

air control motor

121

Which of the following parts of an SI engine is NOT used in a diesel engine?

  1. ((a))

    Valves

  2. ((b))

    Timing gears

  3. ((c))

    Camshaft

  4. ((d))

    Spark plug

Show Answer
Answer: ((a))

Valves

122

While operating the braking system the kinetic energy of a moving vehicle is converted into ______.

  1. ((a))

    work energy

  2. ((b))

    pressure energy

  3. ((c))

    heat energy

  4. ((d))

    potential energy

Show Answer
Answer: ((a))

work energy

123

Theoretically, a 4-stroke SI engine works on which of the following cycles?

  1. ((a))

    Bell-Coleman cycle

  2. ((b))

    Joule cycle

  3. ((c))

    Brayton cycle

  4. ((d))

    Otto cycle

Show Answer
Answer: ((a))

Bell-Coleman cycle

124

A/An _____ is a sensor which measures the outside air entering the engine.

  1. ((a))

    Throttle Position Sensor (TPS)

  2. ((b))

    Oxygen sensor

  3. ((c))

    Manifold Absolute Pressure sensor (MAP)

  4. ((d))

    Mass Air Flow sensor (MAF)

Show Answer
Answer: ((a))

Throttle Position Sensor (TPS)

125

Which of the following should be checked first, if the bulb on the dashboard of an automobile does not light when the ignition key is in the 'ON' position?

  1. ((a))

    ECM

  2. ((b))

    Wiring

  3. ((c))

    Bulb

  4. ((d))

    Electrolyte level in the battery

Show Answer
Answer: ((a))

ECM

126

Which is NOT a component of starting system of an automobile?

  1. ((a))

    Solenoid

  2. ((b))

    Brush Carrier

  3. ((c))

    Crank pin

  4. ((d))

    Armature

Show Answer
Answer: ((a))

Solenoid

127

Which of the following is the reason for a spongy brake pedal in a hydraulic braking system?

  1. ((a))

    Dirt on the disc

  2. ((b))

    Faulty metering valve

  3. ((c))

    Air in the system

  4. ((d))

    Frozen piston of the caliper

Show Answer
Answer: ((a))

Dirt on the disc

128

A bounce test is carried out to check the functioning of a ______.

  1. ((a))

    front axle

  2. ((b))

    braking system

  3. ((c))

    shock absorber

  4. ((d))

    steering system

Show Answer
Answer: ((a))

front axle

129

Which of the following is used for measuring the clearance between the valve and the tappet of a valve actuating mechanism?

  1. ((a))

    Feeler gauge

  2. ((b))

    Vernier caliper

  3. ((c))

    Micrometer

  4. ((d))

    Slip gauge

Show Answer
Answer: ((a))

Feeler gauge

130

What is a torsion bar?

  1. ((a))

    It is used to measure the throttle position.

  2. ((b))

    It is a type of spring.

  3. ((c))

    It is a rigid or non-deformable link.

  4. ((d))

    It is a device used to measure the engine torque.

Show Answer
Answer: ((a))

It is used to measure the throttle position.

131

A voltage regulator is used to vary the ______.

  1. ((a))

    ignition coil voltage

  2. ((b))

    spark voltage

  3. ((c))

    battery voltage

  4. ((d))

    charging voltage

Show Answer
Answer: ((a))

ignition coil voltage

132

The difference between a CI engine and an SI engine is the ________.

  1. ((a))

    type of ignition

  2. ((b))

    type of the valve used

  3. ((c))

    type of the flywheel

  4. ((d))

    type of the crankshaft

Show Answer
Answer: ((a))

type of ignition

133

In a Distributorless Ignition System, the distributor is replaced by the______.

  1. ((a))

    brushes

  2. ((b))

    rotor

  3. ((c))

    ignition switch

  4. ((d))

    insulated coils

Show Answer
Answer: ((a))

brushes

134

Identify the drive pinion which engages with a gear ring of the flywheel to start the engine in case of a starter motor.

  1. ((a))

    Crankshaft

  2. ((b))

    Alternator

  3. ((c))

    Camshaft

  4. ((d))

    Bendix drive

Show Answer
Answer: ((a))

Crankshaft

135

The ignition coil of an ignition system acts as a ______.

  1. ((a))

    step up transformer

  2. ((b))

    rectifier

  3. ((c))

    DC to AC converter

  4. ((d))

    switch

Show Answer
Answer: ((a))

step up transformer

136

Generally, most of the cars have which of the following engines?

  1. ((a))

    Two-stroke cycle engine

  2. ((b))

    Free piston engine

  3. ((c))

    Rotary Wankel engine

  4. ((d))

    Four-stroke cycle engine

Show Answer
Answer: ((a))

Two-stroke cycle engine

137

A wiper circuit of an automobile consists of a/an _______.

  1. ((a))

    operational amplifier

  2. ((b))

    stable multivibrator IC 555

  3. ((c))

    astable multivibrator IC 555

  4. ((d))

    microcontroller

Show Answer
Answer: ((a))

operational amplifier

138

In between which of the following a Hook's joint is located?

  1. ((a))

    Differential gear and wheels

  2. ((b))

    Gear box and propeller shaft

  3. ((c))

    Clutch and gearbox

  4. ((d))

    Flywheel and clutch

Show Answer
Answer: ((a))

Differential gear and wheels

139

A torque converter transfers rotating power of the engine into _______.

  1. ((a))

    transmission

  2. ((b))

    brakes power

  3. ((c))

    flywheel power

  4. ((d))

    camshaft power

Show Answer
Answer: ((a))

transmission

140

Which of the following statements is false in the context of a torque convertor?

  1. ((a))

    Maximum torque multiplication occurs at low speed.

  2. ((b))

    The stator unit redirects the flow of oil to the impeller.

  3. ((c))

    The blades have a curved shape.

  4. ((d))

    The impeller unit drives the oil.

Show Answer
Answer: ((a))

Maximum torque multiplication occurs at low speed.

141

Which of the following is the most likely cause of a car NOT getting started?

  1. ((a))

    Dead battery

  2. ((b))

    Faulty fuse

  3. ((c))

    Defective starter

  4. ((d))

    Faulty ignition switch

Show Answer
Answer: ((a))

Dead battery

142

What is the function of a shackle in a leaf spring arrangement?

  1. ((a))

    It provides good traction.

  2. ((b))

    It allows the spring length to change.

  3. ((c))

    It allows pivoting of the spring end.

  4. ((d))

    It prevents the squeaking sound.

Show Answer
Answer: ((a))

It provides good traction.

143

A spark plug of an automobile consists of two electrodes. One is ground electrode and the other is _____.

  1. ((a))

    central electrode

  2. ((b))

    dielectric electrode

  3. ((c))

    zero electrode

  4. ((d))

    right electrode

Show Answer
Answer: ((a))

central electrode

144

Which method should be used for cleaning the spark plugs?

  1. ((a))

    Cleaning with wet cloth

  2. ((b))

    Washing with solvent

  3. ((c))

    Rubbing with emery paper

  4. ((d))

    Sand blasting

Show Answer
Answer: ((a))

Cleaning with wet cloth

145

Which of the following components replaces a pickup coil in a DLI system?

  1. ((a))

    Igniter

  2. ((b))

    Transistor

  3. ((c))

    Heater plug

  4. ((d))

    ECM

Show Answer
Answer: ((a))

Igniter

146

The voltage generated by an alternator in an automobile is controlled by the ______.

  1. ((a))

    brushes

  2. ((b))

    rotor

  3. ((c))

    starter

  4. ((d))

    rotor winding

Show Answer
Answer: ((a))

brushes

147

Which of the following activities does NOT increase the tyre life?

  1. ((a))

    'Penny test' to check the depth of treads

  2. ((b))

    Adjustment of tyre inflation pressure

  3. ((c))

    Wheel alignment as per the service manual

  4. ((d))

    Tyre rotation

Show Answer
Answer: ((a))

'Penny test' to check the depth of treads

148

Which of the following is a part of a four-stroke diesel engine?

  1. ((a))

    Spark plug

  2. ((b))

    Contact breaker

  3. ((c))

    Fuel injector

  4. ((d))

    Ignition coil

Show Answer
Answer: ((a))

Spark plug

149

Which of the following is NOT a component of an air brake system?

  1. ((a))

    Steering

  2. ((b))

    Foot valve

  3. ((c))

    Brake shoes and drums

  4. ((d))

    Compressor

Show Answer
Answer: ((a))

Steering

150

Which of the following is the most likely reason for engine overheating?

  1. ((a))

    Clogged radiator

  2. ((b))

    Thermostat valve stuck open

  3. ((c))

    Defective clutch of the compressor

  4. ((d))

    Radiator fan running continuously

Show Answer
Answer: ((a))

Clogged radiator

151

Which of the following pollutants is a major cause of photochemical smog?

  1. ((a))

    CO

  2. ((b))

    HC

  3. ((c))

    NOx

  4. ((d))

    SOx

Show Answer
Answer: ((a))

CO

152

In a conventional single plate clutch, the pressure plate is held against the clutch plate by the _______.

  1. ((a))

    thrust bearings

  2. ((b))

    springs

  3. ((c))

    levers

  4. ((d))

    struts

Show Answer
Answer: ((a))

thrust bearings

153

Which of the following is the most accurate fuel injection system for SI engines?

  1. ((a))

    Direct injection

  2. ((b))

    Manifold injection

  3. ((c))

    Throttle body injection

  4. ((d))

    Port injection

Show Answer
Answer: ((a))

Direct injection

154

While overtaking a vehicle, an extra amount of fuel, momentarily required to supply a rich mixture in case of a carburetor is provided by a/an ______.

  1. ((a))

    accelerating system

  2. ((b))

    choke system

  3. ((c))

    idling system

  4. ((d))

    power enrichment system

Show Answer
Answer: ((a))

accelerating system

155

Which type of light bulb is used in automobiles?

  1. ((a))

    Incandescent light

  2. ((b))

    Fluorescent light

  3. ((c))

    Neon lights

  4. ((d))

    Halogen lights

Show Answer
Answer: ((a))

Incandescent light

156

The inward or outward tilt of a wheel from the vertical is termed as ______.

  1. ((a))

    slip angle

  2. ((b))

    steering axis inclination

  3. ((c))

    castor

  4. ((d))

    camber

Show Answer
Answer: ((a))

slip angle

157

How the horn and its switch are connected?

  1. ((a))

    In parallel with the battery

  2. ((b))

    In series with the dynamo

  3. ((c))

    In parallel with the dynamo

  4. ((d))

    In series with the battery

Show Answer
Answer: ((a))

In parallel with the battery

158

In an engine, minimum ______ valves are required per cylinder.

  1. ((a))

    3

  2. ((b))

    2

  3. ((c))

    5

  4. ((d))

    4

Show Answer
Answer: ((a))

3

159

The difference between a two-stroke and a four-stroke engine is the _______.

  1. ((a))

    thermodynamic cycle

  2. ((b))

    type of ignition

  3. ((c))

    compression ratio

  4. ((d))

    type of fuel used

Show Answer
Answer: ((a))

thermodynamic cycle

160

For which of the following fuels, a conventional diesel engine will need minimum changes or modifications?

  1. ((a))

    Petrol

  2. ((b))

    Kerosene

  3. ((c))

    Ammonia

  4. ((d))

    Alcohol

Show Answer
Answer: ((a))

Petrol

161

How many filaments does a sealed beam headlight bulb contain?

  1. ((a))

    4

  2. ((b))

    1

  3. ((c))

    5

  4. ((d))

    3

Show Answer
Answer: ((a))

4

162

The process of brake bleeding is carried out to free the hydraulic braking system from the _______.

  1. ((a))

    excess fluid

  2. ((b))

    excess pressure

  3. ((c))

    air

  4. ((d))

    vacuum

Show Answer
Answer: ((a))

excess fluid

163

In a final drive gearing system, which of the following type of gear is NOT used?

  1. ((a))

    Spur

  2. ((b))

    Spiral bevel

  3. ((c))

    Straight bevel

  4. ((d))

    Hypoid

Show Answer
Answer: ((a))

Spur

164

Which of the following devices is used to control the timing of a Distributorless Ignition System?

  1. ((a))

    Electrical device

  2. ((b))

    Magnetic triggering device

  3. ((c))

    Hydraulic device

  4. ((d))

    Pneumatic device

Show Answer
Answer: ((a))

Electrical device

165

Thermocouples are used for measurement of ______.

  1. ((a))

    voltage

  2. ((b))

    pressure

  3. ((c))

    temperature

  4. ((d))

    resistance

Show Answer
Answer: ((a))

voltage

166

While carrying out servicing of a hydraulically controlled clutch, which of the following should be replaced?

  1. ((a))

    Pilot bearing

  2. ((b))

    Clutch linkage

  3. ((c))

    Clutch fluid

  4. ((d))

    Input shaft

Show Answer
Answer: ((a))

Pilot bearing

167

An ignition timing mark is provided on which of the following?

  1. ((a))

    Distributor shaft

  2. ((b))

    Gearbox shaft

  3. ((c))

    Flywheel

  4. ((d))

    Camshaft

Show Answer
Answer: ((a))

Distributor shaft

168

In the case of a diesel engine, the power output CANNOT be increased by ______.

  1. ((a))

    increasing the compression ratio

  2. ((b))

    excess supply of air

  3. ((c))

    fine atomisation of the diesel fuel

  4. ((d))

    supplying air at an increased pressure

Show Answer
Answer: ((a))

increasing the compression ratio

169

In a power transmission system, which of the following devices are there between the drive shaft and the differential?

  1. ((a))

    Final drive

  2. ((b))

    Axels

  3. ((c))

    Clutches

  4. ((d))

    Universal Joint

Show Answer
Answer: ((a))

Final drive

170

In an automobile suspension system, a stabilizer rod is used to reduce the vehicle's tendency to _____.

  1. ((a))

    yaw

  2. ((b))

    pitch

  3. ((c))

    dip

  4. ((d))

    roll

Show Answer
Answer: ((a))

yaw

171

At what speed the camshaft of an IC engine rotates with respect to the crank shaft?

  1. ((a))

    Same speed

  2. ((b))

    Half speed

  3. ((c))

    Double speed

  4. ((d))

    Triple speed

Show Answer
Answer: ((a))

Same speed

172

A/An _______ controls the maximum oil pressure in the lubrication system of an automobile.

  1. ((a))

    oil filter

  2. ((b))

    pressure relief valve

  3. ((c))

    pump motor

  4. ((d))

    pressure switch

Show Answer
Answer: ((a))

oil filter

173

Exhaust Gas recirculation is used to reduce the ______.

  1. ((a))

    hydrocarbon emission

  2. ((b))

    carbon monoxide emission

  3. ((c))

    sulphur dioxide emission

  4. ((d))

    nitrogen oxide emission

Show Answer
Answer: ((a))

hydrocarbon emission

174

A fully charged battery will show the open circuit voltage of the order ________.

  1. ((a))

    12.0 V

  2. ((b))

    12.2 V

  3. ((c))

    12.4 V

  4. ((d))

    12.6 V

Show Answer
Answer: ((a))

12.0 V

175

Which of the following is directly driven by a starter motor?

  1. ((a))

    Flywheel

  2. ((b))

    Rear axle

  3. ((c))

    Crankshaft

  4. ((d))

    Camshaft

Show Answer
Answer: ((a))

Flywheel

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