Question

A windmill is :

• A. a machine which grinds flour.
• B. a machine that converts wind energy to rotational energy.
• C. a machine which stops the wind from flowing.
• D. a machine that converts potential to kinetic energy.

Answer 1

The correct option is B

a machine that converts wind energy to rotational energy.

A windmill is a machine which converts the wind energy into rotational energy. The rotational energy produced can be used to power various engines or to produce electricity.