Automobile Engine MCQ Questions & Answers

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Each section contains 100 MCQs on Automobile Engine .

The most widely used brakes are operated

A) Electrically B) Hydraulically C) By air pressure D) By vacuum

Discuss

Answer & Solution

Answer: Option B

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

The actual volume of fresh charge taken into four stroke-petrol engine is

A) Less than stroke volume B) Equal to stroke volume C) Equal to stroke volume + clearance volume D) Does not depend upon stroke volume

Discuss

Answer & Solution

Answer: Option A

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

Where is the overdrive located?

A) Between transmission and engine B) Between transmission and rear axle C) Between transmission and propeller shaft D) Between transmission and differential

Discuss

Answer & Solution

Answer: Option C

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

What is the need of the universal joint?

A) To change inclination B) To bend sideways C) To transfer torque at an angle D) To change length

Discuss

Answer & Solution

Answer: Option C

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

The thermal efficiency of petrol engines is about

A) 15% B) 30% C) 50% D) 70%

Discuss

Answer & Solution

Answer: Option B

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

The main feature of Macpherson strut suspension is that

A) The vertical size of the suspension can be made more compact B) Nun vertical external forces are supported by the suspension arms C) The unsprung mass in lighter D) The assembly is slightly more complicated in design

Discuss

Answer & Solution

Answer: Option B

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

For diesel fuels the pour point for special grade is-

A) 6°C B) 20°C C) 100°C D) 106°C

Discuss

Answer & Solution

Answer: Option A

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

In the vacuum suspended system, the brakes are applied when

A) Atmospheric pressure is applied to one side of the diaphragm B) Vacuum is applied to both sides of diaphragm C) Atmospheric pressure is applied to both sides of the diaphragm D) None of these

Discuss

Answer & Solution

Answer: Option A

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

In case of a four stroke diesel engine, the heat carried away by the exhaust gases will be around

A) 5 - 7% B) 7 - 10% C) 10 - 20% D) 20 - 35%

Discuss

Answer & Solution

Answer: Option D

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

A fuel which has a higher itself ignition temperature

A) Detonates less B) Helps detonation C) Results in smooth burning of charge D) Increase the rate of ignition

Discuss

Answer & Solution

Answer: Option A

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

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Automobile Engine MCQ Questions & Answers | Automobile Engineering