Question

Q.2 Give one word for the following:
1. any combustible material-
2. the lowest temperature at which a substance catches fire-
3.The amount of energy released when 1kg of a fuel burns completely-​

Answer 1

Explanation:

1 ans = A combustible material is a solid or liquid than can be easily ignited and burned. OSHA, DOT, and other federal regulations, apply specific technical definitions to this term. Combustible solids are those capable of igniting and burning. Wood and paper are examples of such materials

2. The lowest temperature at which a substance catches fire is called its ignition temperature

3. Calorific value is the amount of energy released or produced when 1 kg of fuel burns or any other substance is burnt in the presence of oxygen and the products of combustion are cooled to STP. Its SI unit is kJ/kg.

Answer 2

Answer:

1. Wood and Paper

2. Ignition temperature

3. Calorific value

Explanation:

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