Physics for Scientists and Engineers: A Strategic Approach 5th Edition · Heat Engines and Refrigerators · Problem 20
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Randall D. Knight — Heat Engines and Refrigerators: Problem 20
The coefficient of performance of a refrigerator is 6.0. The refrigerator’s compressor uses 115 W of electric power and is 95% efficient at converting electric power into work. What are (a) the rate at which heat energy is removed from inside the refrigerator and (b) the rate at which heat energy is exhausted into the room?
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주어진 조건: 115 W
구하는 것: (a) the rate at which heat energy is removed from inside the ref; (b) the rate at which heat energy is exhausted into the room?
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Physics for Scientists and Engineers: A Strategic Approach · 5th Edition
저자: Randall D. Knight
출판사: Pearson
단원: Heat Engines and Refrigerators