7. The figure shows the thermodynamic cycle of an engine. The efficiency of this engine for monatomic gasis: In(T2/T 1) -(1 -T1/T2) In(T2/T1) +(1-T1/T2)/(y - 1) where Tis the absolute temperature and y =5/3. Find T2/T, that results in 30% efficiency (n =0.3). P. Isothermal Heating at constant volume expansion TVolume reGuced 2 by cooling

7. The figure shows the thermodynamic cycle of an engine. The efficiency of this engine for monatomic gasis: In(T2/T 1) -(1 -T1/T2) In(T2/T1) +(1-T1/T2)/(y - 1) where Tis the absolute temperature and y =5/3. Find T2/T, that results in 30% efficiency (n =0.3). P. Isothermal Heating at constant volume expansion TVolume reGuced 2 by cooling

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

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 14RQ: The compressor amperage of a 3-ton system operating on 230 V is approximately -A.

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