Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 19 - Electric Charges, Forces, and Fields - Conceptual Questions - Page 682: 4

Answer

Please see the work below.

Work Step by Step

We know that the bits of paper are attracted due to the polarization effect. When they touch the comb, the polarization effect disappears and the bits of paper receive the same charge as the comb due to which the repulsion occurs.
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