Assertion (A): If bob of a simple pendulum is kept in a horizontal electric fleld, its period of...

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Assertion (A): If bob of a simple pendulum is kept in a
horizontal electric fleld, its period of oscillation will remain same.
Reason (R): If bob is charged and kept in horizontal electric field, then the time period will be decreased.
(A) Both A and R are true and R is the correct explanation of A.br(B) Both A and R are true, but R is not the correct explanation of A.
(C) A is true, but R is false.
(D) A is false, but R is true.
(E) Both A and R are false.
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