A piston-cylinder device with a set of stops initially contains 0.4 Kg of steam at 800 KPa and 400 °C. The location of the stops corresponds to 60% of the initial volume. Now the steam is cooled. The boundary work for the final state at 500 KPa is Select one: а. - 125.7Kj b. -30.74 Kj O c. 39.5 Kj O d. 125.7 KJ

A piston-cylinder device with a set of stops initially contains 0.4 Kg of steam at 800 KPa and 400 °C. The location of the stops corresponds to 60% of the initial volume. Now the steam is cooled. The boundary work for the final state at 500 KPa is Select one: а. - 125.7Kj b. -30.74 Kj O c. 39.5 Kj O d. 125.7 KJ

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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