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If all matter were made of electrically ...

If all matter were made of electrically neutal particles such as neutrons.

A

there would be no force of friction

B

there would be no tension in the string

C

It would not be possible to sit on a chair

D

the earth could not move around the sun

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The correct Answer is:
a,b,c
The main cause of friction is adhesive force which is electrical in nature Tension in a string is sort of restoring in nature Tension in a string is sort of restoring force which is again electrical in nature Without friction it would not be possible to sit on a chair .
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