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Combustion and Flame — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceCombustion and Flame2 Marks
Question
Define calorific value.
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Answer

Calorific value: The amount of heat energy produced on complete combustion of $1\ kg$ of a fuel is called its calorific value. It is expressed in a unit called Kilojoule per $kg\ ( KJ/ Kg ).$

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