To make ice a freezer that is a reverse carnot engine, Ask an Expert

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To make ice, a freezer that is a reverse Carnot engine extracts 50 kJ as heat at -15°C during each cycle, with coefficient of performance 5.7. The room temperature is 30.6°C.

(a) Find how much energy per cycle is delivered as heat to the room?

(b) Find how much work per cycle is required to run the freezer?

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