The figure below shows a rectangular coil of wire that is hinged along one long

Question

The figure below shows a rectangular coil of wire that is hinged along one long side and is mounted in the xy plane, at 30 degrees to the direction of a uniform magnetic field. If we send current i through the coil in the counterclockwise direction, as in the figure below, what happens to the coil? Nothing. The coil does not move. The coil rotates clockwise as seen by an observer on the +y axis looking down. The coil rotates counterclockwise as seen by an observer on the +y axis looking down None of the other answers is correct.

Explanation / Answer

The Coil rotates counterclockwise as seen by an observer on the +y axis looking down

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