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Diesel Engine - Power Plant MCQs

Diesel Engine MCQs : Here you will find MCQ Questions related to "Diesel Engine" in Power Plant. These Diesel Engine MCQ Questions Will help you to improve your Power Plant knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.

Question 1

The diesel engine, named after?

A. Carl von Diesel
B. Rudolf Diesel
C. Akroyd Diesel
D. Dwayan Diesel

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Question 2

Diesel engines may be designed as ?

A. two-stroke cycles
B. four-stroke cycles
C. three-stroke cycles
D. Both A and B

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Question 3

In which year, The first two-stroke diesel engine, invented by Hugo Güldner, is built?

A. 1895
B. 1897
C. 1899
D. 1905

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Question 4

Which of the following are advantages of diesel engine?

A. Good lubrication properties
B. High energy density
C. Low risk of catching fire, as they do not form a flammable vapour
D. All of the above

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Question 5

The operation of forcing additional air under pressure in the engine cylinder is known as __________

A. Scavenging
B. Supercharging
C. Turbulence
D. Pre-ignition

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Question 6

The thermal efficiency of diesel engines is about __________

A. 0.5
B. 0.6
C. 0.7
D. 0.8

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Question 7

The fuels in order of decreasing knock tendency for spark ignition engines are __________

A. Paraffin, aromatic, napthene
B. Napthene, aromatics, paraffin
C. Napthene, paraffin, aromatic
D. Paraffin, napthene, aromatic

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Question 8

Diesel engines have a very good exhaust-emission behaviour

A. Yes
B. No
C. Can be true and false
D. Can not say

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Question 9

Number of working strokes per min. for a two stroke cycle engine are __________ the speed of the engine in r.p.m.

A. one-half
B. equal to
C. four-times
D. twice

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Question 10

Diesel engines can accept super- or turbocharging pressure without any natural limit

C. Can be true and false
D. Can not say

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