question_answer

Consider the following statements:

For a single-stage water cooled air compressor,

1.  The volumetric efficiency decreases as the pressure ratio is increased.

2.  Shaft power/\[{{m}^{3}}\]/min of free air increases as the pressure ratio is increased.

Which of the statements given above is/are correct?

A) 1 only              

B) 2 only

C) Both 1 and 2                 

D) neither 1 nor 2