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QUESTION
A ball of mass 1.020 g and positive charge q =40.2microC is suspended on a string of negligible mass in a uniform electric field. We observe that the...
A ball of mass 1.020 g and positive charge q =40.2microC is suspended on a string of negligible mass in a uniform electric field. We observe that the ball hangs at an angle of theta=15.0o from the vertical. What is the magnitude of the electric field?
