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A room air conditioner has a coefficient of performance of 2.9 on a hot day, and uses 850W of electrical power.How many joules of heat does the air conditioner remove from the room in one minute ?. And how many joules of heat does the air conditioner deliver to the hot outside air in one minute?. And please give the explanation......

A room air conditioner has a coefficient of performance of 2.9 on a hot day, and uses 850W of electrical power.How many joules of heat does the air conditioner remove from the room in one minute ?. And how many joules of heat does the air conditioner deliver to the hot outside air in one minute?. And please give the explanation......

Grade:12

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