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Calorific value of coal is of the order of _______________________?
Mechanical Engineeringmedium
A200-400 kcal/kg
B800-1200 kcal/kg
2000-4000 kcal/kg
D5000-8000 kcal/kg E. 8000-10,000 kcal/kg
Correct Answer: C. 2000-4000 kcal/kg
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