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Physics 6 Online
OpenStudy (anonymous):

A plastic ball has a charge of 3.00 µC and is attached to a string. When the ball is placed in a uniform horizontal electric field, the string makes an angle of 17.0° with the vertical and has a tension of 0.415 N. (a) What is the mass of the small plastic ball? (b) What is the strength of the electric field?

OpenStudy (abb0t):

@bibby

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