Physics
Electricity and Magnetism
A rod with charge 4.31 x 108 C is

A rod with charge 4.31 x 108 C is held 10.3 cm above a piece of

Question:

A rod with charge – 4.31 x 10–8 C is held 10.3 cm above a piece of sawdust with mass 3.12 x 10–5 kg.
(a) How much does the sawdust weigh?
(b) How much electrostatic force must the rod apply to lift the sawdust?
(c) If the charged rod lifts the sawdust, what is the electric charge of the sawdust?
(d) What happens to the strength of the electric field as the sawdust comes closer to the rod?

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a F mg 312 x 10 5 kg 980 m s 2 306 x 10 4 N b F Fw 306 ...View the full answer

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Applied Physics

ISBN: 978-0132109277

10th Edition

Authors: Dale ewen, Neill schurter, P. erik gundersen

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Question Posted: May 17, 2013 09:38 AM

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