A rigid container contains m = 3 kg of air. The air changes from an initial state of P1 = 0.5 MPa and T1 = 75°C to its final pressure P2 = 1.2 MPa while it is stirred. The heat absorbed is Q12 = 195 kJ. Assume air to be an ideal gas with cv = 0.714 kJ/kg K. Determine the final temperature T2, change in thermal energy U12 and work done W12

A rigid container contains m = 3 kg of air. The air changes from an initial state of P1 = 0.5 MPa and T1 = 75°C to its final pressure P2 = 1.2 MPa while it is stirred. The heat absorbed is Q12 = 195 kJ. Assume air to be an ideal gas with cv = 0.714 kJ/kg K. Determine the final temperature T2, change in thermal energy U12 and work done W12

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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