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A volume of 8.62 m3 of air in a rigid, insulated container fitted with a paddle...

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Mechanical Engineering

A volume of 8.62 m3 of air in a rigid, insulated containerfitted with a paddle wheel is initially at 322 K, 0.4 bar. The airreceives 481 kJ by work from the paddle wheel. Assuming the idealgas model with cv = 0.71 kJ/kg • K, determine for the air theamount of entropy produced, in kJ/K.

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