1.

Observe and analyse the graph showing the heat energy released during the combustion of various fuels.1. Which among the fuels given has the highest calorific value?2. What is calorific value?3. Which fuel has the highest calorific value?4. What will be the product formed when hydrogen burns in air?

Answer»

1. Hydrogen

2. The calorific value of a fuel is the heat energy released from one unit mass of that fuel on complete combustion.

3. Hydrogen

4. Water(H2O)



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