Homework Help: 11th grade Physics

Posted by David Nipp on Wednesday, May 5, 2010 at 8:44am.

A long,straight current-carrying wire runs from north to south.
A) A compass needle placed above the wire points with its N-pole toward the east. In what direction is the current flowing?

B) If a compass is put underneath the wire, which direction will the compass neddle point?

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