Co-efficient of Performance (COP) of a refrigerator is the ratio of the

A. Work required to refrigeration obtained

B. Refrigeration obtained to the work required

C. Lower to higher temperature

D. Higher to lower temperature

Answer: Option B

Solution(By Examveda Team)

Coefficient of performance of a refrigerator is defined as heat taken from the cold reservoir or low temperature reservoir (refrigeration) to work input for this process to take place.