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A heat pump is used to heat a home. It draws 3 kW of electrical power, and it extracts heat at a rate of 6 kW from the cold outdoor air.
A. At what rate does it add heat to the home?
B. What is the heat pump's heating coefficient of performance?
C. How long does it take to add 1 MJ of thermal energy to the home?
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a 4 kg object traveling at 60 ms enters an insulated vat of 20 kg of incompressible fluid c 2.0 kjkgk and comes to
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