Class 11 Physics Practice Test: Thermodynamics - Refrigerators and Heat Pumps — Flashcards | Class 11 Physics | FatSkills

Class 11 Physics Practice Test: Thermodynamics - Refrigerators and Heat Pumps — Flashcards

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Both refrigerator or a heat pump are engines running in reverse. For a refrigerator, the focus is on removing heat from a specific area. For a heat pump, the focus is on dumping heat to a specific area.

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What is the coefficient of performance of a refrigerator? Let Q1 be the heat released to hot reservoir, Q2 be the heat extracted from a cold reservoir & W be the work done on the refrigerator.
Q2/W
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