12th Class Physics Sample Paper Physics Olympiad Sample Paper-1

  • question_answer Two point charges Q and \[-Q/4\] are separated by a distance x. Then

    A)  Potential is zero at a point on the axis which is \[x/3\]on the right side of the charge \[-\text{ }Q/4\]

    B)  Potential is zero at a point on the axis which is \[x/3\] on the left side of the charge - Q/4

    C)  There exist two points on the axis where electric field is zero

    D)  None of these.

    Correct Answer: A


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