An electric heat pump that operates on a Carnot cycle is use

An electric heat pump that operates on a Carnot cycle is used to cool a house interior to 20 C on a day when the outside temperature is 33 C .

Part A

For every 1.0 J of electrical energy used, what quantity of thermal energy is removed from the house?

Part B

What is the pump\'s coefficient of performance of cooling?

Solution

A. Thermal energy removed from house = 1.0 J *33/20 = 1.65 J

B. pump\'s coefficient of performance of cooling = heat removed/work done =1.65/1 =1.65

An electric heat pump that operates on a Carnot cycle is used to cool a house interior to 20 C on a day when the outside temperature is 33 C . Part A For every

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