(a) What must the charge (sign and magnitude) of a 1.45-g particle be for it to remain...

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(a) What must the charge (sign and magnitude) of a 1.45-g particle be for it to remain stationary when placed in a downward directed electric field of magnitude 650 N/C?
(b) What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight?
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College Physics

ISBN: 978-0495113690

7th Edition

Authors: Raymond A. Serway, Jerry S. Faughn, Chris Vuille, Charles A. Bennett

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