Internal Combustion Engines (I.C. Engines) MCQs | Page - 4

Dear candidates you will find MCQ questions of Internal Combustion Engines (I.C. Engines) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

M

Mr. Dubey • 52.26K Points
Coach

Q. Fuel consumption of diesel engines is not guaranteed at one quarter load because at such low loads

(A) the friction is high
(B) the friction is unpredictable
(C) the small difference in cooling water temperature or in internal friction has a disproportionate effect
(D) the engine is rarely operated
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M

Mr. Dubey • 52.26K Points
Coach

Q. Polymerisation is a chemical process in which molecules of a compound become

(A) larger
(B) slowed down
(C) smaller
(D) liquid
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M

Mr. Dubey • 52.26K Points
Coach

Q. Which of the following is the lightest and most volatile liquid fuel

(A) diesel
(B) kerosene
(C) fuel oil
(D) gasoline
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M

Mr. Dubey • 52.26K Points
Coach

Q. The theoretically correct air fuel ratio for petrol engine is of the order of

(A) 6 : 1
(B) 9 : 1
(C) 12 : 1
(D) 15 : 1
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M

Mr. Dubey • 52.26K Points
Coach

Q. Air fuel ratio for idling speed of a petrol engine is approximately

(A) 1 : 1
(B) 5 : 1
(C) 10:1
(D) 15 : 1
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M

Mr. Dubey • 52.26K Points
Coach

Q. Air fuel ratio at which a petrol engine can not work is

(A) 8 : 1
(B) 10 : 1
(C) 15 : 1
(D) 20 : 1 and less
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M

Mr. Dubey • 52.26K Points
Coach

Q. Advantage of gaseous fuel is that

(A) it can be stored easily
(B) it can mix easily with air
(C) it can displace more air from the engine
(D) all of the above
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M

Mr. Dubey • 52.26K Points
Coach

Q. Paraffins are in general represented by

(A) CnHn
(B) CnH2n
(C) CnH2n+2
(D) CnH2n-6
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M

Mr. Dubey • 52.26K Points
Coach

Q. Paraffins have molecular structure of

(A) chain saturated
(B) chain unsaturated
(C) ring saturated
(D) ring unsaturated
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M

Mr. Dubey • 52.26K Points
Coach

Q. Olefins are represented by the formula

(A) CnH2n
(B) CnH2n+2
(C) CnH2n-4
(D) CnH2n-6
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