Question

Non-conventional sources of energy are ____.

• A. solar energy
• B. wind energy
• C. tidal power
• D. all of these

Answer 1

The correct option is D all of these

As wind energy, tidal energy and solar energy all these are considered as non-conventional sources of energy. These are the types of energy sources which can be fill up and can be used again and again. Also, they are in unlimited quantity. These are also named as renewable source of energy. These can be generated through natural phenomenons.

Hence, D is the correct option.