On a cold day, a heat pump absorbs heat from the outside air at 14°F (?10°C) and transfers it into a home at a temperature of 86°F (30°C). Determine the maximum COP of the heat pump.

A. 0.2
B. 4.4
C. 0.5
D. 7.6
E. 6.7


Answer: D

Physics & Space Science

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Fill in the blank(s) with correct word

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