A tiny ball (mass = 0.012 kg) carries a charge of -18 C. What electric field (magnitude

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A tiny ball (mass = 0.012 kg) carries a charge of -18 µC. What electric field (magnitude and direction) is needed to cause the ball to float above the ground?

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Physics

ISBN: 978-0470879528

9th edition

Authors: John D. Cutnell, Kenneth W. Johnson

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Question Posted: Feb 06, 2013 04:22 AM

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A tiny ball (mass = 0.012 kg) carries a charge of -18 C. What electric field (magnitude

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Two forces act on the charged ball charge q they are the downward force of gravity mg ...View the full answer

Physics

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