Question

Write the calorific value of a) CNG b) Coal

Answer 1

Explanation:

Fuel Calorific Value (kJ/kg)

CNG -. 50000

LPG -. 55000

Biogas :-. 35000-40000

Hydrogen:-. 150000

Coal :- 33000

Answer 2

Answer:

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).

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Calorific Values of Different Fuels.

Fuel Calorific Value (kJ/kg)

CNG 50000

LPG 55000

Biogas 35000-40000

Hydrogen 150000