A) Coal
B) Wood
C) Biogas
D) Charcoal
Correct Answer: C
Solution :
Fuel efficiency is measured in terms of its calorific value. Calorific value is defined as the amount of heat energy produced on complete combustion of 1 kg of fuel. Amongst the above mentioned fuels, biogas has a maximum calorific value of 35000 ?40000 kJ/kg. Hence, it is the most efficient among the given fuels. The correct answer is C.You need to login to perform this action.
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