A heat pump has a coefficient of performance equal to 4.05 and requires a power of 1.61 kW to operate. (a) How much energy does the heat pump add to a home in one hour? (b) If the heat pump is reversed so that it acts as an air conditioner in the summer, what would be its coefficient of performance? Need Help? Read It

Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter21: Heat Engines, Entropy, And The Second Law Of Thermodynamics
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A heat pump has a coefficient of performance equal to 4.05 and requires a power of 1.61 kW to operate.
(a) How much energy does the heat pump add to a home in one hour?
J
(b) If the heat pump is reversed so that it acts as an air conditioner in the summer, what would be its coefficient of
performance?
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Transcribed Image Text:A heat pump has a coefficient of performance equal to 4.05 and requires a power of 1.61 kW to operate. (a) How much energy does the heat pump add to a home in one hour? J (b) If the heat pump is reversed so that it acts as an air conditioner in the summer, what would be its coefficient of performance? Need Help? Read It
Expert Solution
Step 1

coefficient of performance = α= 4.05

Power = P = 1.61 X 103 w

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