Question

Chapter --- COMBUSTION When 5kg of fuel is burnt it produces 50000 joule of heat energy. Find its calorific value ​

Answer 1

Answer:

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Calorific value = Energy Produced÷ Mass of Fuel

I.e. 2,00,000÷5 = 40,000 KJ/Kg.

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Answer 2

calorific value

The heat produced by combustion of a fuel mass.It is expressed in Joules per Kilograms.

calorific value

$= \frac{heat \: energy \: in \: joules}{mass \: of \: fuel}$

$= \frac{50000 \: joule}{5kg}$

$= 10000joules \: per \: kg$

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