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Engineering
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ME Set-3
Pressure Vessels
141

Pressure Vessels and Engines MCQ with Answers

141) In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of

vacuum

atmospheric air

compressed air

oxygen alone

Answer is:

compressed air

Pressure Vessels and Engines MCQ with Answers

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Related Pressure Vessels and Engines MCQ with Answers

142) Which of the following fuels can be used in turbojet engines

liquid hydrogne

high speed diesel oil

kerosene

demethylated spirit

Answer is:

kerosene

143) Turbo propeller has the^following additional feature over the turbojet

peopeller

diffuser

intercooler

turbine and combustion chamber

Answer is:

peopeller

144) Propulsive efficiency is defined as ratio of

thrust power and fuel energy

engine output and propulsive power

propulsive power and fuel input

thrust power and propulsive power

Answer is:

thrust power and propulsive power

145) In jet engines, paraffin is usually used as the fuel because of its

high calorific value

ease of atomisation

low freezing point

(a) and (c) above

Answer is:

(a) and (c) above

Pressure Vessels and Engines MCQ with Answers

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