Answered: -Iron core - Metal ring Figure CQ20.12…

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Physics

-Iron core - Metal ring Figure CQ20.12 © Charles D. Winters/Cengage Leaming

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter23: Surface Processes

Section: Chapter Questions

Problem 16SA

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Question

When the switch in Figure CQ20.12a is closed, a current
is set up in the coil and the metal ring springs upward
(Fig. CQ20.12b). Explain this behavior.

-Iron core
- Metal ring
Figure CQ20.12
© Charles D. Winters/Cengage Leaming

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