Fundamentholfundamenthol
JEE Main2019Physics
Q.

Three charges +Q, q, + Q are placed respectively, at distance, 0, d/2 and d from the origin, on the x-axis. If the net force experienced by + Q, placed at x= 0, is zero, then value of q is:

  1. A

    +Q/2

  2. B

    –Q/2

  3. C

    –Q/4

  4. D

    +Q/4

Solution

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