Performance and Testing of Engines MCQ Questions & Answers

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Learn and Practice Performance and Testing of Engines MCQ Questions & Answers are Available for Automobile Engineering Students to Clear GATE Exams, Technical Interviews, Competitive Examinations, and Other Entrance Exams. The Performance and Testing of Engines Chapter is Especially Important for Automobile Engineering and GATE Students. Page-5 section-1

How do you get friction power for single cylinder constant speed diesel engine when only brake dynamometer and fuel measurement arrangements are available?

A) By Morse Test B) By Motoring Test C) By difference between I. P. and B. P. D) By William's Line Method

Discuss

Answer & Solution

Answer: Option B

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

Increase in the compression ratio offers the following advantage:

A) Increased load carrying capacity B) Increased engine power C) Increased speed and enhanced economy D) All of the above

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Answer & Solution

Answer: Option D

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

A chassis dynamometer measures the vehicle power at the:

A) Engine crankshaft B) Transmission shaft C) Wheels D) None of these

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Answer & Solution

Answer: Option C

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

Volumetric efficiency of LPG fuelled engine is improved by

A) Increasing the size of the induction tracts B) Increasing the inlet pressure with turbocharger or supercharger C) Increasing the size of valves D) All of the above

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Answer & Solution

Answer: Option D

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

The maximum tractive effort is available in a vehicle, when it is at

A) Lowest or first gear B) Second gear C) Third gear D) Top or fourth gear

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Answer & Solution

Answer: Option A

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

For same compression ratio, thermal efficiency of Otto cycle is

A) Greater than that of Diesel cycle B) Less than that of Diesel cycle C) Same as that of Diesel cycle D) Cannot be predicted

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Answer & Solution

Answer: Option A

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

Checking engine oil level before starting a long journey is an example of

A) Predictive maintenance B) Breakdown maintenance C) Preventive maintenance D) Engine overhaul

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Answer & Solution

Answer: Option C

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

The air resistance of a vehicle moving with a velocity of 120 km/h is 190 N. The air resistance of the vehicle moving with 100 km/h will be

A) 176.58 N B) 151.07 N C) 127.53 N D) 98.1 N

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Answer & Solution

Answer: Option B

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

Motor vehicles are tested by-

A) Laboratory test B) Road test C) Both are correct D) None of these

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Answer & Solution

Answer: Option C

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

When the vehicle is moving at a uniform speed, then the tractive effort becomes

A) More than the vehicle resistance B) Less than the vehicle resistance C) Equal to the vehicle resistance D) None of these

Discuss

Answer & Solution

Answer: Option C

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

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Performance and Testing of Engines MCQ Questions & Answers | Automobile Engineering