Air (N, = 77%, O, = 23% by weight) at 20°C and 10 bar is contained in a vessel of capacity of 0.5 m². Some quantíty of carbon dioxide is forced into the vessel so that the temperature remains at 20°C but the pressure rises to 15 bar. Find the masses of oxygen, nitrogen and carbon dioxide in the cylinder. The universal gas constant is 8.3143 kJ/kg K. [Ans. 1.35 kg, 4.54 kg, 4.51 kg)

Air (N, = 77%, O, = 23% by weight) at 20°C and 10 bar is contained in a vessel of capacity of 0.5 m². Some quantíty of carbon dioxide is forced into the vessel so that the temperature remains at 20°C but the pressure rises to 15 bar. Find the masses of oxygen, nitrogen and carbon dioxide in the cylinder. The universal gas constant is 8.3143 kJ/kg K. [Ans. 1.35 kg, 4.54 kg, 4.51 kg)

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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