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7-32 A 0.5-m³ rigid tank contains refrigerant-134a initially at 200 kPa and 40 percent quality. Heat is transferred now to the refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine (a) the entropy change of the refriger-

7-32 A 0.5-m³ rigid tank contains refrigerant-134a initially at 200 kPa and 40 percent quality. Heat is transferred now to the refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine (a) the entropy change of the refriger-

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7-32 A 0.5-m³ rigid tank contains refrigerant-134a initially at 200 kPa and 40 percent quality. Heat is transferred now to the refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine (a) the entropy change of the refriger-
Transcribed Image Text:7-32 A 0.5-m³ rigid tank contains refrigerant-134a initially at 200 kPa and 40 percent quality. Heat is transferred now to the refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine (a) the entropy change of the refriger-
ant, (b) the entropy change of the heat source, and (c) the total entropy change for this process. Answers: (a) 3.880 kJ/K, (b) -3.439 kJ/K, (c) 0.441 kJ/K
Transcribed Image Text:ant, (b) the entropy change of the heat source, and (c) the total entropy change for this process. Answers: (a) 3.880 kJ/K, (b) -3.439 kJ/K, (c) 0.441 kJ/K
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