An oil drop has a mass of 4 10 14 kg and a net charge of

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An oil drop has a mass of 4 × 10^–14 kg and a net charge of 4.8 × 10^–19 C. An upward electric force just balances the downward force of gravity so that the oil drop is stationary. What is the direction and magnitude of the electric field?

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Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

1st Edition

Authors: Edmund G. Seebauer, Robert L. Barry

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Question Posted: Jul 16, 2011 09:20 PM

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An oil drop has a mass of 4 10 14 kg and a net charge of

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Fundamentals of Ethics for Scientists and Engineers

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