A heat pump has a coefficient of performance of 4. If the heat pump absorbs 20 cal of heat from the cold outdoors in each cycle, the heat expelled (in cal) to the warm indoors is
A)34
B)25
C)36
D)40
E)80

Question

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The Answer of A heat pump has a coefficient of performance of 4. If the heat pump absorbs 20 cal of heat from the cold outdoors in each cycle, the heat expelled (in cal) to the warm indoors is
A)34
B)25
C)36
D)40
E)80

A Heat Pump Has a Coefficient of Performance of 4