4. Steam at 8200 kPa, and 400 deg Centers a turbine and leaves at 10 kPa. What is the entropy of the leaving steam if the efficiency of the turbine is 0.78. Round your answers in to 2 decimal places. H(kJ/kg) 5(kJ/kg-K) 8200 kPa, 400°C 3137.6 6.3534 10 kPa, sat.liquid 191.832 0.6493 10 kPa, sat, vapor 2584.8 8.1511 Hint: Turbine's efficiency is the ratio of work delivered by the actual turbine to the work

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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4. Steam at 8200 kPa, and 400 deg Centers a turbine and leaves at 10 kPa. What is the
entropy of the leaving steam if the efficiency of the turbine is 0.78. Round your answers
in to 2 decimal places.
5(kJ/kg-K)
H(kJ/kg)
3137.6
8200 kPa, 400°C
6.3534
10 kPa, sat.liquid
191.832
0.6493
10 kPa, sat. vapor
2584.8
8.1511
Hint: Turbine's efficiency is the ratio of work delivered by the actual turbine to the work
delivered by an isentropic turbine (no entropy change).
Transcribed Image Text:4. Steam at 8200 kPa, and 400 deg Centers a turbine and leaves at 10 kPa. What is the entropy of the leaving steam if the efficiency of the turbine is 0.78. Round your answers in to 2 decimal places. 5(kJ/kg-K) H(kJ/kg) 3137.6 8200 kPa, 400°C 6.3534 10 kPa, sat.liquid 191.832 0.6493 10 kPa, sat. vapor 2584.8 8.1511 Hint: Turbine's efficiency is the ratio of work delivered by the actual turbine to the work delivered by an isentropic turbine (no entropy change).
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