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The bob of a simple pendulum of length /...

The bob of a simple pendulum of length /has a positive charge q on it. The pendulum is fixed to a horizontally oriented positively charged sheet as shown in the figure. The time period of the small oscillations of simple pendulum is

A

`Equal to2pi(l/g)^(1/2)`

B

Less than `2pi(l/g)^(1/2)`

C

Greater than `2pi(l/g)^(1/2)`

D

Infinite

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