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Statement of a problem № 3647

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A pendulum bob of mass 80 mg carries a charge of 2x10^(-8) C at rest in a horizontal uniform electric field of 20,000 V/m. Find the tension in the thread of the pendulum and the angle it makes with the vertical.

Solution:
A pendulum bob of mass 80 mg carries a charge of 2x10^(-8) C at rest in a horizo

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