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Question

Efficiency of a fuel is based on it's :

A
Specific heat
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B
Calorific value
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C
Cost
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D
Ignition temperature
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Solution

The correct option is B Calorific value
The calorific value is amount of heat released during the complete combustion of a unit mass of a substance, which is measure of the total efficiency of the fuel.

Calorific value = ΔcH/Molecular mass

  • Units = J/g or Cal/g


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