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Lakhmir Singh Solutions Class 8 Science Solutions for Exercise in Chapter 6 - Combustion And Flame
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(a) Define the calorific value of a fuel.
(b)“The calorific value of LPG is 55000KJ/kg”. What does it mean?
Answer:
Answer
(a)The amount of heat energy produced on complete combustion of 1 kg of a fuel is called its calorific value. The calorific value of a fuel is expressed in a unit called kilojoule per kg (kJ/kg).
(b)The calorific value of LPG is 55000KJ/kg means 1 kilogram of LPG is burned completely and55000KJ/kg of heat energy is produced.
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