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JEE Main & Advanced Physics Electrostatics & Capacitance Question Bank Charge and Coulombs Law

  • question_answer
    When the distance between the charged particles is halved, the force between them becomes                                [MNR 1986]

    A)             One-fourth                          

    B)                    Half

    C)                    Double                            

    D)                    Four times

    Correct Answer: D

    Solution :

               \[F\propto \frac{1}{{{r}^{2}}}\]; so when r is halved the force becomes four times.


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