A compressor is used to bring saturated water vapour initially at 1 MPa up to 17.5 MPa, where the actual exit temperature is 650°C. Find the second-law efficiency.

A compressor is used to bring saturated water vapour initially at 1 M

1.	A compressor is used to bring saturated water vapour initially at 1 MPa up to 17.5 MPa, where the actual exit temperature is 650°C. Find the second-law efficiency.
A.	0.651
B.	0.751
C.	0.851
D.	0.951
Answer» E.