There Is a Current I Flowing in a Clockwise Direction

question 17

Multiple Choice

There is a current I flowing in a clockwise direction in a square loop of wire that is in the plane of the paper. If the magnetic field B is toward the right, and if each side of the loop has length L, then the net magnetic torque acting on the loop is:

• A) IBL².
• B) 2ILB.
• C) ILB.
• D) zero.

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