A pendulum of length L carries a negative charge - q on the bob. A positive charge + q is held at the point of support. Then, the time period of the bob is

Question

A pendulum of length L carries a negative charge - q on the bob. A positive charge + q is held at the point of support. Then, the time period of the bob is, Greater than 2 π L g, Less than 2 π L g, equal to 2 π L g, Equal to 2 π 2 L g

MARKS App · Accepted Answer

There is no change in the restoring force as the electrostatic forces are the central forces. Negative and positive charges at the two extremities of the string affect tension T which does not affect the restoring force

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