Automobile Engine MCQ Questions & Answers

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Each section contains 100 MCQs on Automobile Engine .

Why are the helical gears used commonly in transmission over spur gears?

A) Low cost and high strength B) Low noise level and high strength C) Low noise level and economy D) Low noise level and low cost

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In a d. c. generator magnetic field is produced in the

A) Armature B) Commutator C) Carbon brushes D) Stator

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The PCV valve is located between the:

A) Air cleaner and the carburettor B) Carburettor and the intake manifold C) Intake manifold and air cleaner D) Intake manifold and crankcase

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is the angle between the vertical when the top of the wheel slants outward?

A) Negative camber B) Negative castor C) Positive camber D) Positive castor

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Select a false statement for Spark Ignition (SI) engine.

A) It is based on Otto cycle B) Requires an ignition system with spark plug in the combustion chamber C) Compression ratio = 6 to 10.5 D) Low self ignition temperature of fuel is desirable

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Compression ratio of a petrol engine is . . . . . . . .

A) Higher than that of diesel engine B) Lower than that of diesel engine C) Equal to that of diesel engine D) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Aluminized valves are never ground; they have to be replaced because

A) Aluminium is a costly material B) Aluminium surface is difficult to be ground C) Grinding such valves will make them corrosin-prone D) None of these

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In a vacuum type servo-assisted brake system, vacuum is available in . . . . . . . . is made use of

A) Exhaust manifold B) Combustion chamber C) Water jackets D) Inlet manifold

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Cylinder heads are mostly made out of which of the following material?

A) Cast Iron B) Steel C) Gold D) Silver

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

When coming out of overdrive, the overdrive electric control momentarily

A) De clutches the engine B) Interrupts the ignition system action C) De meshes the sun gear D) None of these

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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Automobile Engine MCQ Questions & Answers | Automobile Engineering