A refrigerator has a coefficient of performance of K=2.2 Each cycle, it absorbs 3.35×104 J of heat from the cold reservoir. The refrigerator is driven by a Carnot engine that has an efficiency of e=0.5. A)How much mechanical energy is required each cycle to operate the refrigerator? B)During each cycle, how much heat flows into the Carnot engine? express answer in 3 significant figures

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