FIGURE 27-6
-A rectangular coil, with corners labeled ABCD, of length L and width w is placed in a magnetic field B as shown in Fig. 27-6. If there is a current I flowing through this coil, what is the force acting on section BC of this coil?

Question

FIGURE 27-6 
-A rectangular coil, with corners labeled ABCD, of length L and width w is placed in a magnetic field B as shown in Fig. 27-6. If there is a current I flowing through this coil, what is the force acting on section BC of this coil?

Quizplus · Accepted Answer

The force on a current-carrying wire in a magnetic field is given by F = ILB sinθ, where θ is the angle between the current direction and the magnetic field. For section BC, if it is parallel to the magnetic field, θ = 0°, and sinθ = 0, resulting in zero force.

FIGURE 27-6 -A Rectangular Coil, with Corners Labeled ABCD, of Length L