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Dear candidates you will find MCQ questions of Heat 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.

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Mr. Dubey • 51.43K Points
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Q. 341) Thermie

(A) Is quantity of heat required to raise temperature of one tonne of water from 14.5?C to 15.5?C
(B) Is a unit of latent heat measurement
(C) Is thermal conductivity of materials
(D) Is a unit of temperature measurement
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Mr. Dubey • 51.43K Points
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Q. 342) Induced draft fan for a boiler is always located

(A) Near the cooling tower
(B) At the foot of the chimney
(C) Near the coal hopper
(D) Near the water treatment
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Mr. Dubey • 51.43K Points
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Q. 343) Intercooling in multistage compressors is done

(A) To supply-air at two different pressures for use
(B) To cool air during compression
(C) To cool the air at delivery
(D) To minimise the work of compression
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Mr. Dubey • 51.43K Points
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Q. 344) Which of the following is an important consideration in the design of turbine blades?

(A) Creep
(B) Shape
(C) Exhaust temperature
(D) Air-fuel ratio
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Mr. Dubey • 51.43K Points
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Q. 345) Sensible heat is

(A) That heat which causes change of state
(B) That heat which produces a rise of temperature
(C) That heat which produces a rise of temperature
(D) That can only be sensed by a thermometer
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Mr. Dubey • 51.43K Points
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Q. 346) The effieincy of a diesel cycle increases with

(A) increase in cut off
(B) decrease in cut off
(C) decrease in compression ratio
(D) None of the above
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Mr. Dubey • 51.43K Points
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Q. 347) In a throttle governed steam engine

(A) Admission pressure is reduced while cut off remains unaltered
(B) Admission pressure remains constant while cut off is altered
(C) Admission pressure and cut off both are altered
(D) Admission pressure is varied while cut off remains unaltered
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Mr. Dubey • 51.43K Points
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Q. 348) For gas turbines compressors used are

(A) Centrifugal type
(B) Lobe type
(C) Axial flow type
(D) Sliding vane type
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Mr. Dubey • 51.43K Points
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Q. 349) Dehydration is the process of removal of

(A) hydrogen from water
(B) hydrogen from hydrocarbon
(C) moisture from anything that is wet
(D) hydrogen from alcohols
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Mr. Dubey • 51.43K Points
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Q. 350) For minimum work in multistage compression, the work done on

(A) First stage should be least
(B) Last stage should be least
(C) All stage should be equal
(D) There is no such consideration
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