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Question

Identify the incorrect statement, from the following options :

Irreversibility is introduced into the desired isentropic compression in an air compressor by

A.

mechanical losses in bearings 

B.

heat loss from compressor walls 

C.

rapid compression 

D.

friction between air and cylinder walls 

Answer ( Option A)

mechanical losses in bearings 

Solution

Irreversibility is introduced into the desired isentropic compression in an air compressor by :

1. Heat losses from compressor walls

2. Rapid compression

3. Friction between air and cylinder walls

Hence, the correct option is (A).

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