house is to be maintained at 20°C when the outside air is at -25°C. It is determined that 1800 kJ is required each minute to accomplish this.If an electric heat pump is used to supply this energy, determine the minimum theoretical work input for one day of operation, in kJ/day. Evaluating electricity at 13 cents per kWh, determine the minimum theoretical cost to operate the heat pump, in $/day. ($1 = 100 cents)If a heat pump whose coefficient of performance is 3.0 provides the required heating, determine the operating cost, in $/day

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A house is to be maintained at 20°C when the outside air is at -25°C. It is determined that 1800 kJ is required each minute to accomplish this.If an electric heat pump is used to supply this energy, determine the minimum theoretical work input for one day of operation, in kJ/day. Evaluating electricity at 13 cents per kWh, determine the minimum theoretical cost to operate the heat pump, in $/day. ($1 = 100 cents)If a heat pump whose coefficient of performance is 3.0 provides the required heating, determine the operating cost, in $/day

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