Automobile Engine MCQ Questions & Answers

1

The crescent shaped cavity on the piston head top surface is for

A) Piston oil hole B) Snap ring C) Valve clearance D) Valve recess

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Answer & Solution

Answer: Option D

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2

A spark may be fouled by

A) Petrol B) Oil C) Lead D) All of the above

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Answer & Solution

Answer: Option D

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3

A battery can be charged by

A) Adding distilled water B) Adding sulphuric acid C) Applying voltage in the reverse direction to that of charging D) Applying a voltage in the same direction to that of charging

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Answer & Solution

Answer: Option C

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4

The engine requires overhauling in case of

A) Poor compression B) Excessive consumption of lubricating oil C) Mechanical failure D) All of the above

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Answer & Solution

Answer: Option D

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5

The brake pads of disc brakes are returned by:

A) Retractor spring B) Rubber seal ring C) Shoe return spring D) Caliper

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Answer & Solution

Answer: Option A

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6

Those engines where fuel is burnt inside the combustion chamber are called-

A) External combustion engine B) Internal combustion engine C) Either of them D) None of them

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Answer & Solution

Answer: Option B

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7

In the multiplier power brake system, movement of the brake pedal

A) Increases the hydraulic pressure which actuates the control valve B) Actuates the valve in the bellows through linkage C) Actuates the valve to admit atmospheric pressure to one side of the diaphragm D) None of these

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Answer & Solution

Answer: Option C

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8

In the integral type of power brake, the diaphragm acts directly on the hydraulic piston in the

A) Master cylinder B) Wheel cylinder C) Multiplier unit D) Single Unit

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Answer & Solution

Answer: Option A

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9

Which of the following characteristic is enhanced by the honing of cylinder sleeves inner surface?

A) Cooling efficiency B) Resistance to wear C) Lubrication performance D) None of these

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Answer & Solution

Answer: Option C

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10

Due to weight transfer, the ratio of braking effect at the front and at the rem wheels should be

A) 50% at front and 50% at rear B) 60% at front and 40 % at rear C) 40% at front and 60% at rear D) None of the above

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Answer & Solution

Answer: Option B

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Automobile Engine MCQ Questions & Answers | Automobile Engineering