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ME Set-1
Compressors Gas dynamics and Gas Turbines
105

Compressors Gas dynamics and Gas Turbines MCQ with Answers

105) Slip factor in a centrifugal compressor indicates the amount of air leaked from the storage vessel.

Yes

No

Unknown

None

Answer is:

No

Compressors Gas dynamics and Gas Turbines MCQ with Answers

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Related Compressors Gas dynamics and Gas Turbines MCQ with Answers

106) The ratio of the isentropic work to the Euler's work is known as pressure coefficient.

Yes

No

Unknown

None

Answer is:

Yes

107) A turbo-prop is preferred to turbo-jet because

it has high propulsive efficiency at high speeds

it can fly at super sonic speeds

it can fly at high elevations

it has high power for take off

Answer is:

it has high power for take off

108) The air power of the compressor is also known as

indicated power

brake power

frictional power

none of these

Answer is:

indicated power

109) The overall isothermal efficiency of the compressor is defined as the ratio of

work required to compress the air isothermally to the actual work required to compress the air for the same pressure ratio

isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor

volume of free air delivery per stroke to the swept volume of the piston

isentropic power to the power required to drive the compressor

Answer is:

isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor

Compressors Gas dynamics and Gas Turbines MCQ with Answers

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