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In an experiment 4.5 kg of a fuel was completely burnt. The heat produced was measured to be 180,000 kJ. Calculate the calorific value of the fuel.

11. In an experiment 4.5 kg of a fuel was completely burnt. The heat produced was measured to be 180,000 kJ.Calculate the calorific value of the fuel.

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The calorific value of the fuel is the amount of heat produced by the complete combustion of 1 kg of fuel.

Given, Heat produced by 4.5 kg of fuel  = 180000 kJ

\therefore Heat produced by 1 kg of fuel = 180,000 kJ/4.5 Kg = 40,000 kJ

\therefore  The calorific value of the fuel is 40,000 kJ/kg.

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