While 50 kJ of heat is input to the closed system, a 5 kN.m work input occurs with a mixer placed in the same system. The initial internal energy of the system is 70 If kJ is what is the final internal energy?

While 50 kJ of heat is input to the closed system, a 5 kN.m work input occurs with a mixer placed in the same system. The initial internal energy of the system is 70 If kJ is what is the final internal energy?

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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