Automobile Engineering MCQ Questions & Answers

21

The tyre rotation is generally done at

A) 1,000 km B) 4,000 km C) 6,000 km D) 10,000 km

Discuss

Answer & Solution

Answer: Option D

Solution:

The tyre rotation is generally done at 10,000 km.

22

The most accurate ignition system of a spark ignition engine is

A) Magneto system B) Battery system C) Electronic control unit system D) Magneto and electronic system

Discuss

Answer & Solution

Answer: Option C

Solution:

The most accurate ignition system of a spark ignition engine is Electronic control unit system

23

In Diesel engines, the duration between the time of injection and the time of ignition is called

A) Spill cut-off B) Delay period C) Injection period D) Ignition period

Discuss

Answer & Solution

Answer: Option B

Solution:

the duration between the time of injection and the time of ignition is called Delay period

24

The discharged lead acid battery has on its plates

A) Lead peroxide (PbO₂) B) Spongy lead (Pb) C) Lead sulphate (PbSO₄) D) Sulphuric acid (H₂SO₄)

Discuss

Answer & Solution

Answer: Option C

Solution:

The discharged lead acid battery has on its plates lead sulphate (PbSO₄).

25

The main function of the brake fluid is

A) Lubrication B) Power transmission C) Cooling D) None of these

Discuss

Answer & Solution

Answer: Option B

Solution:

The main function of the brake fluid is Power transmission
Brake fluid is a type of hydraulic fluid used in hydraulic brake and hydraulic clutch applications in vehicles.
It is used to transfer force into pressure, and to amplify braking force.

26

The tilting of the front wheels away from the vertical, when viewed from the front of the car, is called

A) Camber B) Caster C) Toe in D) Toe out

Discuss

Answer & Solution

Answer: Option A

Solution:

The tilting of the front wheels away from the vertical, when viewed from the front of the car, is called Camber

27

The correct flow of power through the drive train is

A) Engine drive shafts, clutch, main shaft, counter shaft, final driven gear, wheels B) Engine clutch, main shaft, counter shaft, final driven gear, drive shafts, wheels C) Engine clutch, counter shaft, main shaft, final driven gear, drive shafts, wheels D) Engine main shaft, counter shaft, clutch, final driven gear, drive shafts, wheels

Discuss

Answer & Solution

Answer: Option B

Solution:

The correct flow of power through the drive train is Engine clutch, main shaft, counter shaft, final driven gear, drive shafts, wheels

28

The gear shift lever requires two separate motions to shift gears, and the first movement

A) Moves the synchronizer B) Selects the synchronizer C) Meshes the gears D) Operates the clutch

Discuss

Answer & Solution

Answer: Option B

Solution:

The gear shift lever requires two separate motions to shift gears, and the first movement Selects the synchronizer

29

The order in which effort applied to the steering wheel is transferred to the front wheel is

A) Steering wheel, steering gearbox, steering shaft, tie rod, steering knuckle, front wheels B) Steering wheel, steering shaft, steering gearbox, tie rod, steering knuckle, front wheels C) Steering wheel, steering shaft, steering gearbox, steering knuckle, tie rod, front wheels D) Steering wheel, tie rod, steering gearbox, steering shaft, steering knuckle, front wheels

Discuss

Answer & Solution

Answer: Option B

Solution:

The order in which effort applied to the steering wheel is transferred to the front wheel is Steering wheel, steering shaft, steering gearbox, tie rod, steering knuckle, front wheels

30

Which of the following bulb in a car will have the least wattage?

A) Head light bulb B) Stop light bulb C) Parking light bulb D) Ignition warning bulb

Discuss

Answer & Solution

Answer: Option D

Solution:

Ignition warning bulb in a car has the least wattage

Automobile Engineering MCQ Questions & Answers | Mechanical Engineering