ME309_Fall11_HW14_soln0

ME309_Fall11_HW14_soln0 - Problem 1 A mass of 5 kg of air...

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Problem 1 A mass of 5 kg of air is cooled in a closed tank from 250 ⁰C to 50 ⁰C. The initial pressure is 3 MPa. Compute the change in entropy, internal energy and enthalpy. Show the process state points on a Ts diagram. Solution
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Problem 2 Air is expanded in a steady flow process through a turbine. Initial conditions are 1300 ⁰C and 2.0 MPa (abs). Final conditions are 500 ⁰C and atmospheric pressure. Show this process on a Ts diagram. Evaluate
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This note was uploaded on 02/13/2012 for the course ME 309 taught by Professor Merkle during the Fall '08 term at Purdue University.

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ME309_Fall11_HW14_soln0 - Problem 1 A mass of 5 kg of air...

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