Question: Two Styrofoam balls with the same mass m = 9.0 Ã 108 kg and the same positive charge Q are suspended from the same point

Two Styrofoam balls with the same mass m = 9.0 Ã— 10ˆ’8 kg and the same positive charge Q are suspended from the same point by insulating threads of length L = 0.98 m. The separation of the balls is d = 0.020 m. What is the charge Q?

L d

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