A refrigerator extracts of heat from its cold compartment and rejects to the…

PHYSICS · Subjective · A Level · Physics · Engineering physics · Engineering physics

Problem

A refrigerator extracts

1.2\times10^{3}\,\text{J}

of heat from its cold compartment and rejects

1.6\times10^{3}\,\text{J}

to the surroundings during each cycle. Calculate its coefficient of performance.