Assertion : Consider two identical charges placed distance $2d$ apart, along $x-$ axis. The equilibrium of a positive test charge placed at the point $O$ midway between them is stable for displacements along the $x-$ axis.

Reason: Force on test charge is zero

115-1011

  • [AIIMS 2013]
  • A

    If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.

  • B

    If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.

  • C

    If Assertion is correct but Reason is incorrect.

  • D

    If both the Assertion and Reason are incorrect.

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