A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be

A. 1 kW

B. 2 kW

C. 3 kW

D. 4 kW

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  18. Allowable pressure on high pressure side or ammonia absorption system is of the order of
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  24. The C.O.P. of a heat pump working on a reversed Carnot cycle is
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  26. The relative coefficient of performance is equal to
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