sav21cra sav21cra

01-10-2020
Advanced Placement (AP)

contestada

Why does a compass needle move if held near a current-carrying wire?

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JKM4060 JKM4060

01-10-2020

Answer:

If you hold a compass near a wire through which current is flowing, the needle on the compass will be deflected. Since compasses work by pointing along magnetic field lines, this means that there must be a magnetic field near the wire through which the current is flowing.

Explanation:

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kaishawood kaishawood

01-10-2020

If you hold a compass near a wire through which current is flowing, the needle on the compass will be deflected. Since compasses work by pointing along magnetic field lines, this means that there must be a magnetic field near the wire through which the current is flowing.

Answer Link

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