Problem 3. A small, charged pith ball is suspended 6 mm above a second charged ball resting on an insulated surface. If the charge of the lower ball is +25.0 SC and it has a mass of 0.385 g, what charge must be placed on the upper ball to lift the lower ball?

Problem 3. A small, charged pith ball is suspended 6 mm above a second charged ball resting on an insulated surface. If the charge of the lower ball is +25.0 SC and it has a mass of 0.385 g, what charge must be placed on the upper ball to lift the lower ball?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter23: Electric Forces

Section: Chapter Questions

Problem 17PQ

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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

Problem 3. A small, charged pith ball is suspended 6 mm above a second charged
ball resting on an insulated surface. If the charge of the lower ball is +25.0 sC and
it has a mass of 0.385 g, what charge must be placed on the upper ball to lift the
lower ball?

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