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Steam at a pressure of 2MPa and with a temperature of 2000 expanded to a pressure of 0.4MPa, the law of expansion being PV¹.2 = C. After expansion the steam is cooled at constant volume to a pressure of 0.2MPa. Determine: 200 the condition of the steam after expansion according to the law PV¹.2 = C; (0.921) the heat transfer per kilogram of steam during the expansion; (-16.77kJ/kg) the condition of the steam after the constant volume cooling; (0.481) 4 the heat transferred per kilogram of steam during the constant volume cooling. (

Steam at a pressure of 2MPa and with a temperature of 2000 expanded to a pressure of 0.4MPa, the law of expansion being PV¹.2 = C. After expansion the steam is cooled at constant volume to a pressure of 0.2MPa. Determine: 200 the condition of the steam after expansion according to the law PV¹.2 = C; (0.921) the heat transfer per kilogram of steam during the expansion; (-16.77kJ/kg) the condition of the steam after the constant volume cooling; (0.481) 4 the heat transferred per kilogram of steam during the constant volume cooling. (

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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V kPa tf = 215* C 400 2000 Steam at a pressure of 2MPa and with a temperature of 250°C is expanded to a pressure of 0.4MPa, the law of expansion being PV1.2 = C. After expansion the steam is cooled at constant volume to a pressure of 0.2MPa. Determine: 200 the condition of the steam after expansion according to the law PV¹.2 = C; (0.921) the heat transfer per kilogram of steam during the expansion; (-16.77kJ/kg) the condition of the steam after the constant volume cooling; (0.481) 4 the heat transferred per kilogram of steam during the constant volume cooling. ( T na water supply vet steam is nitial dryness and the in- S -
Transcribed Image Text:V kPa tf = 215* C 400 2000 Steam at a pressure of 2MPa and with a temperature of 250°C is expanded to a pressure of 0.4MPa, the law of expansion being PV1.2 = C. After expansion the steam is cooled at constant volume to a pressure of 0.2MPa. Determine: 200 the condition of the steam after expansion according to the law PV¹.2 = C; (0.921) the heat transfer per kilogram of steam during the expansion; (-16.77kJ/kg) the condition of the steam after the constant volume cooling; (0.481) 4 the heat transferred per kilogram of steam during the constant volume cooling. ( T na water supply vet steam is nitial dryness and the in- S -
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