A flat circular coil of wire with diameter of 8.52 cm has 39 turns and carries a current of 3.72 mA. Its plane is oriented 34.1° with respect to a uniform magnetic field of magnitude 3.72 mT. The absolute value of the magnetic potential energy associated with the coil due to the magnetic field and with respect to the specified axis is most nearly (A) 2.55 μJ. (B) 1.72 J. (C) 0.0653 μJ. (D) 0.0442 μJ. (E) 6.89 μJ.
A flat circular coil of wire with diameter of 8.52 cm has 39 turns and carries a current of 3.72 mA. Its plane is oriented 34.1° with respect to a uniform magnetic field of magnitude 3.72 mT. The absolute value of the magnetic potential energy associated with the coil due to the magnetic field and with respect to the specified axis is most nearly (A) 2.55 μJ. (B) 1.72 J. (C) 0.0653 μJ. (D) 0.0442 μJ. (E) 6.89 μJ.
Chapter11: Magnetic Forces And Fields
Section: Chapter Questions
Problem 85AP: Acircularcoiofwireofradius5.Ocmhas2Otums and carries a current of 2.0 A. The coil lies in a magnetic...
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