A heat engine produces 200 kJ/s of mechanical power and operates at an efficiency of 10%. What would be the rate of heat rejection to the lower temperature heat sink in this case? а. 2500 kJ/s b. 2000 kJ/s С. 1800 kJ/s d. 500 kJ/s е. 800 kJ/s

A heat engine produces 200 kJ/s of mechanical power and operates at an efficiency of 10%. What would be the rate of heat rejection to the lower temperature heat sink in this case? а. 2500 kJ/s b. 2000 kJ/s С. 1800 kJ/s d. 500 kJ/s е. 800 kJ/s

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter45: Domestic Refrigerators And Freezers

Section: Chapter Questions

Problem 2RQ: The operating condition for the single compressor in a household refrigerator is the lowest box...

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Question

A heat engine produces 200 kJ/s of mechanical power and operates at an efficiency of 10%.
What would be the rate of heat rejection to the lower temperature heat sink in this case?
а.
2500 kJ/s
O b. 2000 kJ/s
O c.
1800 kJ/s
O d. 500 kJ/s
е.
800 kJ/s

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