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Internal Combustion Engines (I.C. Engines) MCQs | Page - 18

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 • 51.43K Points
Coach

Q. 171) An engine indicator is used to determine the following

(A) speed
(B) temperature
(C) volume of cylinder
(D) m.e.p. and I.H.P.
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M

Mr. Dubey • 51.43K Points
Coach

Q. 172) Fuel oil consumption guarantees for I .C. engine are usually based on

(A) low heat value of oil
(B) high heat value of oil
(C) net calorific value of oil
(D) calorific value of fuel
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M

Mr. Dubey • 51.43K Points
Coach

Q. 173) Combustion in compression ignition engines is

(A) homogeneous
(B) heterogeneous
(C) both (a) and (b)
(D) laminar
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M

Mr. Dubey • 51.43K Points
Coach

Q. 174) The air requirement of a petrol engine during starting compared to theoretical required for complete combustion is

(A) more
(B) loss
(C) same
(D) may be more or less depending on engine capacity
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M

Mr. Dubey • 51.43K Points
Coach

Q. 175) Diesel fuel, compared to petrol is

(A) less difficult to ignite
(B) just about the same difficult to ignite
(C) more difficult to ignite
(D) highly ignitable
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M

Mr. Dubey • 51.43K Points
Coach

Q. 176) The choke is closed when the engine is

(A) accelerating
(B) hot
(C) cold
(D) idling
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M

Mr. Dubey • 51.43K Points
Coach

Q. 177) Lean air mixture is required during

(A) idling
(B) starting
(C) accelerating
(D) cruising
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M

Mr. Dubey • 51.43K Points
Coach

Q. 178) The limits of air-fuel for SI engine are

(A) 8/1 to 18/1
(B) 8/1 to 50/1
(C) 25/1 to 50/1
(D) 50/1 to 100/1
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M

Mr. Dubey • 51.43K Points
Coach

Q. 179) For maximum thermal efficiency, the fuel-air mixture in SI engines should be

(A) lean
(B) rich
(C) stoichiometric
(D) may be rich or lean
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M

Mr. Dubey • 51.43K Points
Coach

Q. 180) During starting petrol engines require

(A) stoichiometric mixture
(B) lean mixture
(C) rich mixture
(D) any air-fuel ratio is alright
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