Unformatted text preview: 6.27 (a) Not attached; (b) 375 K; (c) 29.17 kJ/kg 6.29 (a) 1000 kJ; (b) 50% SP27 (b) 0.7837 kJ/kgK 6.23 W = 65.6 Btu, Q = 873.3 Btu 6.44 (a) Adiabatic, W 12 = +27.7 Btu/lbm; (b) Heat transfer out of system 6.66 (a) 300 K; (b) 1.5 bar; (c) +0.0566 kJ/K SP28 1.011 kJ/kgK 6.82 (a) +393.53 kJ/kg; (b) Irreversible 6.84 (a) Not attached; (b) 0.0235 kW/K SP29 (a) 10.09°C; (b) 0.019 kJ/kgK 6.97 Incorrect, entropy production must be positive 6.110 (a) 131.4 kJ/kg; (b) +3.26 kJ/kgK 6.115 (a) Not attached; (b) 577.1 kJ/kg; (c) 0.1806 kJ/kgK (Valve 1), 0.0502 kJ/kgK (Turbine), 0.7346 kJ/kgK (Valve 2) SP30 (a) 250 kW; (b) 0.2466 kW/K; (c) 0.2821 kW/K...
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 Spring '08
 GAL
 Trigraph, Joule

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