Question

Why are only solar cells used as a source of power in satellites? Pls reply

Answer 1

Only solar cells used as a source of power in satellites because :

There is no lack of solar energy for satellites so chances of power cut is almost negligible.

This is the most basic reason behind the use of solar cells used as a source of power in satellites.

Answer 2

Solar panels are used in artificial satellites because if a battery is fixed it will soon run out of power and it is impossible to use a wired switchfor the satellite