College Physics (7th Edition)

Published by Pearson
ISBN 10: 0-32160-183-1
ISBN 13: 978-0-32160-183-4

Chapter 17 - Electric Current and Resistance - Learning Path Questions and Exercises - Conceptual Questions - Page 618: 10

Answer

The electric field through out the entire circuit changes only when the light bulb is turned on. The current then starts to flow into the bulb. This change in the current wears the bulb and may eventually be the cause of the bulb's failure.

Work Step by Step

The electric field through out the entire circuit changes only when the light bulb is turned on. The current then starts to flow into the bulb. This change in the current wears the bulb and may eventually be the cause of the bulb's failure.
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