A 100 MW steam station uses coal of calorific value 6400 kcal/kg. Ther – McqOptions

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1.	A 100 MW steam station uses coal of calorific value 6400 kcal/kg. Thermal efficiency of the station is 30% and electrical efficiency is 92%. Find the overall efficiency of the plant.
A.	92%
B.	30%
C.	27.6%
D.	62%
Answer» D. 62%

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