Which of the following is NOT a conventional source of energy?

Correct option is B

The correct answer is (b) Wind mill.
· A windmill is a device that converts the kinetic energy of wind into mechanical or electrical energy. It is considered a non-conventional or renewable source of energy.
· Non-conventional sources of energy are those that are renewable and more environmentally friendly compared to conventional sources. Examples include wind energy, solar energy, and tidal energy.
Information Booster:
· Natural gas: A conventional source of energy, it is a fossil fuel used for heating, electricity generation, and as a fuel for vehicles.
· Petroleum: Also a conventional source of energy, it is used to produce fuels like gasoline, diesel, and jet fuel, as well as in the production of various chemicals.
· Coal: Another conventional source of energy, it is primarily used for electricity generation and in various industrial processes.