Question:
32 A pendulum bob of mass 30 mg carrying a ch of 20 10 C is
Last updated: 6/12/2023
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32 A pendulum bob of mass 30 mg carrying a ch of 20 10 C is at rest in a uniform horize electric field of 20000 N C The tension ir thread of the pendulum is g 10 m s 2 4 10 N 1 5 10 N 4 2 10 N 3 3x10 N