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A heat pump with a coefficient of performance of 3.8 provides energy at an average rate of 75,000 kJ/h to maintain a building at 21oC on a day when the outside temperature is 0oC. If electricity costs 8 cents per kW. h.
Determine the electric power required by the heat pump, in kJ/h.
Determine the daily cost of running the heat pump if the cost of electricity is $0.08 per kW · hr.
Determine the maximum coefficient of performance for the given temperatures.
Determine the minimum theoretical power required by the heat pump, in kJ/h.
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