Force on a Wire: A rectangular coil, with corners labeled ABCD, has length L and width w. It is placed between the poles of a magnet, as shown in the figure If there is a current I flowing through this coil in the direction shown, what is the direction of the force acting on section AB of this coil?
A. perpendicular to and into the page
B. perpendicular to and out of the page
C. in the direction of the magnetic field
D. in the opposite direction of the magnetic field
E. The force is zero.
Answer: A
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