The wire is then connected to a battery so that a current flows down the wire. How will the compasses point once the current is flowing?

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Image with description A long wire that is vertical and standing on a steel plate. There are 4 compasses surrounding it and all of the needles are pointing clockwise.

Magnetism and Electromagnetism - Test Test

The wire is then connected to a battery so that a current flows down the wire. How will the compasses point once the current is flowing?

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