A steam power plant produces 1 unit of electrical energy by using 0.5 – McqOptions

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1.	A steam power plant produces 1 unit of electrical energy by using 0.5 kg of coal and its overall efficiency is 20%. Calculate the calorific value of fuel.
A.	6600 kcal/kg
B.	8000 kcal/kg
C.	8600 kcal/kg
D.	8400 kcal/kg
Answer» D. 8400 kcal/kg

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