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When two charged point–like objects are separated by a distance R, the force between them is F.

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When two charged point–like objects are separated by a distance R, the force between them is F. If the distance between them is quadrupled, the force between them is

(A) 16 F 

(B) 4 F 

(C) F 

(D) F/4 

(E) F/16

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1 Answer

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The correct option is: (E) F/16

Explanation:

F ∝ 1/r2; if r × 4, F ÷ 16

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