) A heat pump is used to heat a house and maintain it at 25°C. On a winter day when the outdoor air temperature is -7°C, the house is estimated to lose heat at a rate of 90,000 kJ/h. Determine the minimum power required to operate this heat pump.

) A heat pump is used to heat a house and maintain it at 25°C. On a winter day when the outdoor air temperature is -7°C, the house is estimated to lose heat at a rate of 90,000 kJ/h. Determine the minimum power required to operate this heat pump.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter8: Natural Convection

Section: Chapter Questions

Problem 8.46P

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7.) A heat pump is used to heat a house and maintain it at 25°C. On a winter day when the
outdoor air temperature is -7°C, the house is estimated to lose heat at a rate of 90,000 kJ/h.
Determine the minimum power required to operate this heat pump.

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