An automobile engine operates with a thermal efficiency of 35%. Assumed machine car cooler (AC) has a coefficient of performance = 3, and cools the room in the car using the work of the car engine. What is the energy of the material fuel expended to move 1 kJ.

An automobile engine operates with a thermal efficiency of 35%. Assumed machine car cooler (AC) has a coefficient of performance = 3, and cools the room in the car using the work of the car engine. What is the energy of the material fuel expended to move 1 kJ.

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

Chapter2: Matter And Energy

Section: Chapter Questions

Problem 27RQ: How many Btu/h would be produced in a 12-kW electricheater?

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