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ME Set-3
Pressure Vessels
111

Pressure Vessels and Engines MCQ with Answers

111) The ideal efficiency of simple gas turbine cycle depends on

pressure ratio

maximum cycle temperature

minimum cycle temperature

all of the above

Answer is:

pressure ratio

Pressure Vessels and Engines MCQ with Answers

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Related Pressure Vessels and Engines MCQ with Answers

112) The thermal efficiency of a simple gas turbine for a given turbine inlet temperature with increase in pressure ratio

increases

decreases

first increases and then decreases

first decreases and then increases

Answer is:

increases

113) Gas turbines use following type of air compressor

centrifugal type

reciprocating type

lobe type

axial flow type

Answer is:

axial flow type

114) As the turbine inlet temperature increases, the thermal efficiency of gas turbine for the optimum pressure ratio

increases

decreases

remains same

first increases and then decreases

Answer is:

increases

115) There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would

remain same

decrease

increase

unpredictable

Answer is:

increase

Pressure Vessels and Engines MCQ with Answers

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