A small drop of water is suspended motionless in air by a uniform electric field that is directed upward and has a magnitude of 9060 N/C. The mass of the water drop is 3.30 x 10⁹ kg. How many excess electrons or protons reside on the drop? Number i Units

A small drop of water is suspended motionless in air by a uniform electric field that is directed upward and has a magnitude of 9060 N/C. The mass of the water drop is 3.30 x 10⁹ kg. How many excess electrons or protons reside on the drop? Number i Units

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter5: Electric Charges And Fields

Section: Chapter Questions

Problem 41P: A 2.5-g copper penny is given a charge of 2.0109C . (a) How many excess electrons are on the penny?...

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A small drop of water is suspended motionless in air by a uniform electric field that is directed upward and has a magnitude of
9060 N/C. The mass of the water drop is 3.30 x 10⁹ kg. How many excess electrons or protons reside on the drop?
Number
i
Units

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