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17. During a polytropic process 10 Ib/sec of oxygen expand reversibly from 1500R to 1000 R, the expansion ratio being r=VV-4. For both nonflow
17. During a polytropic process 10 Ib/sec of oxygen expand reversibly from 1500R to 1000 R, the expansion ratio being r=VV-4. For both nonflow and steady flow (APE-0, AKE-0) processes, compute (a) the exponent n, (b) AU, AH, and AS, (c) pdv and -fvdp. (d) W and Q Ans(a) n-1.292 (b) -786.9 Btu/sec, -1097 Btu/sec, 0.1158Btu/sec-R (d)1063.93Btu/sec, -1379.6Btu/sec (d) Q-277.43Btu/sec
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Thermodynamics An Engineering Approach
Authors: Yunus A. Cengel, Michael A. Boles
8th edition
73398179, 978-0073398174
