The distance between two point charges is increased by 20%. The force of interaction between them - VgyanHub

Question:

The distance between two point charges is increased by 20%. The force of interaction between them

Options :

(a) increased by 10%
(b) decreased by 10%
(c) decreased by 31%
(d) decreased by 21%

Answer :

(c) decreased by 31%

Answer Steps :

step 1

step 2

step 3

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