A refrigerator has a coefficient of performance of 2.10.

University Physics | 13th Edition | ISBN: 9780321675460 | Authors: Hugh D. Young, Roger A. Freedman

ISBN: 9780321675460 31

Solution for problem 9E Chapter 20

University Physics | 13th Edition

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Problem 9E

A refrigerator has a coefficient of performance of 2.10. In each cycle it absorbs 3.40 ×104 J of heat from the cold reservoir. (a). How much mechanical energy is required each cycle to operate the refrigerator? (b) During each cycle, how much heal is discarded to the high-temperature reservoir?

Step-by-Step Solution:

Solution 9E Step 1 of 3: Given K = 2.10 4 Q C 3.4 × 10 J 4 Q H3.4 × 10 J | |=

Step 2 of 3