Steam at 4 Mpa and 300oC enters a turbine and expands isentropically to 100 Kpa. Find the turbine work. At 4 Mpa and 300oC: h = 2960.7, s = 6.3615 At 0.10 Mpa: sf = 1.3026, sfg = 6.0568, hf = 417.46, hfg = 2258 A. 234.56 KJ/kg            B. 657.26 KJ/kg             C. 345.66 KJ/kg            D. 543.45 KJ/kg

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Steam at 4 Mpa and 300oC enters a turbine and expands isentropically to 100 Kpa. Find the
turbine work. At 4 Mpa and 300oC: h = 2960.7, s = 6.3615 At 0.10 Mpa: sf = 1.3026, sfg =
6.0568, hf = 417.46, hfg = 2258

A. 234.56 KJ/kg            B. 657.26 KJ/kg             C. 345.66 KJ/kg            D. 543.45 KJ/kg

45. Steam at 4 Mpa and 300°C enters a turbine and expands isentropically to 100 Kpa. Find the
turbine work. At 4 Mpa and 300°C: h= 2960.7, s = 6.3615 At 0.10 Mpa: s= 1.3026, Sfg =
6.0568, hf = 417.46, hfg = 2258 A. 234.56 KJ/kg B. 657.26 KJ/kg C. 345.66 KJ/kg D.
543.45 KJ/kg
Answer: B
Transcribed Image Text:45. Steam at 4 Mpa and 300°C enters a turbine and expands isentropically to 100 Kpa. Find the turbine work. At 4 Mpa and 300°C: h= 2960.7, s = 6.3615 At 0.10 Mpa: s= 1.3026, Sfg = 6.0568, hf = 417.46, hfg = 2258 A. 234.56 KJ/kg B. 657.26 KJ/kg C. 345.66 KJ/kg D. 543.45 KJ/kg Answer: B
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