Question:
Give two examples each for a solid, liquid and gaseous fuel along with some important uses.
Solution:
Solid fuels Examples are wood and coal. These are used to cook food in homes. Coal is also used in industries.
Liquid fuels Examples are kerosene and petrol. Kerosene is used in stoves to cook food and in lamps and petrol is used as a fuel in automobiles.
Gaseous fuels Examples are natural gas and petroleum gas. These are used in . industries, CNG is used to run automobiles.