In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as

In an axial flow compressor, the ratio of pressure in the rotor blades

1.	In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as
A.	Work factor
B.	Slip factor
C.	Degree of reaction
D.	Pressure coefficient
Answer» D. Pressure coefficient