An aluminum disc is placed over the core of a vertical solenoid. When a high alternating current is suddenly passed through the solenoid, the aluminum disc:

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Physics · Electromagnetic Induction

An aluminum disc is placed over the core of a vertical solenoid. When a high alternating current is suddenly passed through the solenoid, the aluminum disc:

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is repelled and jumps up from the solenoid

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rotates continuously about its center of mass

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is repelled and jumps up from the solenoid

Answer 4

is attracted by the solenoid

An aluminum disc is placed over the core of a vertical solenoid. When a high alternating current is suddenly passed through the solenoid, the aluminum disc:

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An aluminum disc is placed over the core of a vertical solenoid. When a high alternating current is suddenly passed through the solenoid, the aluminum disc:

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