Two small spheres of mass m are suspended from a common point by threads of length L.

Question:

Two small spheres of mass m are suspended from a common point by threads of length L. When each sphere carries a charge q, each thread makes an angle ? with the vertical as shown in Figure.

(a) Show that the charge q is given by

where k is the Coulomb constant.

(b) Find q?if m?= 10 g, L?= 50 cm, and ??= 10^o.

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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 18, 2011 02:27 PM

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Two small spheres of mass m are suspended from a common point by threads of length L.

Question:

mg tan 0 q = 2L sin 0

Step by Step Answer:

a The forces acting on one sphere are mg acting downward F E kq ...View the full answer

Fundamentals of Ethics for Scientists and Engineers

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