Question:
3 A pendulum bob of mass 8 mg carries an electric 23 charge
Last updated: 6/12/2023
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3 A pendulum bob of mass 8 mg carries an electric 23 charge of 39 2 x 10 10 C in a horizontal electric field of 20 x 103 NC 1 and is at rest The angle made by pendulum with vertical is nearly 1 37 2 45 3 60 4 30