Is the balls charge positive or negative

Reference no: EM13672648

A small 2.97 g plastic ball is suspended by a 20.2cm long string in a uniform electric field of 1460 N/C. The acceleration due to gravity is 9.8m/s^2 and the Coulomb constant is 8.999*10^9N.m^2/C^2. Is the ball's charge positive or negative?

Reference no: EM13672648

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