Internal Combustion Engines (I.C. Engines) MCQs | Page - 27

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. In a three-way converter, the first converter controls

(A) HC
(B) CO
(C) NOx
(D) All of these
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M

Mr. Dubey • 52.26K Points
Coach

Q. The air fuel ratio required for the efficient operation of a three approximately

(A) 5:1
(B) 10:1
(C) 15:1
(D) 20:1S
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M

Mr. Dubey • 52.26K Points
Coach

Q. Which stage of vehicle emission norms presently applicable in India in Internal Combustion Engine?

(A) Bharat Stage V
(B) Bharat Stage IV
(C) Bharat Stage III
(D) Bharat Stage II
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M

Mr. Dubey • 52.26K Points
Coach

Q. Which of the following is one of the major exhaust emissions from CI engines compared to SI engines?

(A) Oxides of nitrogen
(B) Particulates
(C) CO and CO2
(D) Unburnt hydrocarbon
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M

Mr. Dubey • 52.26K Points
Coach

Q. Which of the following causes the photochemical smog?

(A) Excess O2
(B) CO and CO2
(C) Soot and particulate matter
(D) NOx and HC
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M

Mr. Dubey • 52.26K Points
Coach

Q. What does the blue smoke in diesel engine indicate?

(A) Unburnt oil
(B) HC
(C) NOx
(D) CO
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M

Mr. Dubey • 52.26K Points
Coach

Q. During which condition of the vehicle does NOx emission in SI engine will be lowest?

(A) Cruising
(B) Idling
(C) Accelerating
(D) Decelerating
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M

Mr. Dubey • 52.26K Points
Coach

Q. For what purpose is the Rhodium used?

(A) To reduce CO and HC
(B) To reduce NOx
(C) To reduce CO
(D) To reduce HC
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M

Mr. Dubey • 52.26K Points
Coach

Q. Why are lead compounds added in petrol?

(A) Reduce knocking
(B) Reduce HC emission
(C) Reduce exhaust temperature
(D) Increase power output
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