SSC JE Mechanical Engineering 2015 Paper

Question : 198 of 200

Marks: +1, -0

Lowering the evaporator pressure in a vapour compression cycle

Solution:

Decrease evaporator pressure.

C.O.P decrease Refrigeration effect decrease Volumetric efficiency = decrease work increase.
C.O.P =

{h_1=h_3}/{h_2-h_1},h_2-h_1

Go to Question:

Prev Question

Next Question