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ME Set-1
Compressors Gas dynamics and Gas Turbines
24

Compressors Gas dynamics and Gas Turbines MCQ with Answers

24) The volume of air delivered by the compressor is called

free air delivery

compressor capacity

swept volume

none of these

Answer is:

compressor capacity

Explanation:

The compressor capacity is defined as the volume of air delivered by the compressor, and is expressed in m³/min or m³/s.

Compressors Gas dynamics and Gas Turbines MCQ with Answers

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Related Compressors Gas dynamics and Gas Turbines MCQ with Answers

25) The efficiency of a jet engine is higher at

low speeds

high speeds

low altitudes

high altitudes

Answer is:

high altitudes

26) In axial flow compressor, exit flow angle deviation from the blade angle is a function of

blade camber

blade camber and incidence angle

space-chord ratio

blade camber and space-chord ratio

Answer is:

blade camber and incidence angle

27) Rotary compressors are used for delivering

small quantities of air at high pressures

large quantities of air at high pressures

small quantities of air at low pressures

large quantities of air at low pressures

Answer is:

large quantities of air at low pressures

28) Workdone by a two-stage reciprocating air compressor per cycle is equal to the workdone in LP. cylinder and H.P. cylinder.

Right

Wrong

Answer is:

Right

Compressors Gas dynamics and Gas Turbines MCQ with Answers

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