Question

Which form of energy is most preferred and why?

Answer 1

Electrical energy and machnical energy are most prefered forms of energy because all the machines are working on the bassis of these two types of energy.

Comments

It's wrong because Sunlight is the most preferred form of energy :_
 
1: It's does not harm our environment
2: It provides light which is used by plants for photosynthesis
3: It provides us heat
4: If stored , it could meet our energy requirements forever
5: It is a source of life on planet Earth

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Solar energy is the most reliable and non harmful energy for humans but unluckily we don't use it properly.