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ME Set-3
Pressure Vessels
172

Pressure Vessels and Engines MCQ with Answers

172) Work ratio of a gas turbine may be improved by f

decreasing the compression work

increasing the compression work

increasing the turbine work

(a) and (c) above.

Answer is:

(a) and (c) above.

Pressure Vessels and Engines MCQ with Answers

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Related Pressure Vessels and Engines MCQ with Answers

173) Maximum temperature in a gas turbine is of the order of

2500°C

2000°C

1500°C

700°C.

Answer is:

700°C.

174) In the aircraft propellers

the propulsive matter is caused to flow around the propelled body

propulsive matter is ejected from within the propelled body

its functioning does not depend on presence of air

all of the above

Answer is:

all of the above

175) In air breathing jet engine, the jet is formed by expanding

gases

solids

liquid

highly heated atmospheric air.

Answer is:

highly heated atmospheric air.

176) Ram-jet engine

is self-operating at zero flight speed

is not self-operating at zero^flight speed

requires no air for its operation

produces a jet consisting of plasma

Answer is:

is not self-operating at zero^flight speed

Pressure Vessels and Engines MCQ with Answers

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