Question: A piston-cylinder device initialy contains 1.87 kg of water at 400 kPa. Heat is added till the pistion hit the stops at which the

A piston-cylinder device initialy contains 1.87 kg of water at 400 kPa.

A piston-cylinder device initialy contains 1.87 kg of water at 400 kPa. Heat is added till the pistion hit the stops at which the volume is doupled and equal to 2 m. Determine: a) The initial temperature b) The final temperature c) The enthalpy change in (kJ) V=2 m3 P=400 kPa

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SOLUTION Given Initial mass of water m1 187 kg Initial pressure P1 400 kPa Final volume V2 2 m a The ... View full answer

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