A Slinky is a child's toy that is a long coil spring. Suppose you take a Slinky
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A Slinky is a child's toy that is a long coil spring. Suppose you take a Slinky and let it hang down and stretch out so that the coils do not touch each other, as in Figure Q24.28. Now you connect the Slinky to a power supply and pass a large DC cur- rent through it. Think about the current in the coils. Will the Slinky expand or contract?
Figure Q24.28.
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When a large DC current is passed through a Slinky it will c...View the full answer
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Related Book For 
College Physics A Strategic Approach
ISBN: 9780321595492
2nd Edition
Authors: Randall D. Knight, Brian Jones, Stuart Field
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