A 5.50 turn circular coil of wire is centered on the origin in the xy-plane. The coil has radius r = 0.300 m and carries a counterclockwise current I = 1.70 A (see the figure below). HINT (a) Calculate the magnitude (in A- m-) of the coil's magnetic moment. A- m2 (b) Find the magnitude (in N- m) of the magnetic torque on the coil due to a 0.400 T magnetic field that is directed at an angle 0 = 56.0° from the positive z-direction and has components only in the xz-plane. N.m

Physics for Scientists and Engineers: Foundations and Connections
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Chapter30: Magnetic Fields And Forces
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Problem 73PQ: A circular coil 15.0 cm in radius and composed of 145 tightly wound turns carries a current of 2.50...
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A 5.50 turn circular coil of wire is centered on the origin in the xy-plane. The coil has radius r = 0.300 m and carries a counterclockwise current I = 1.70 A (see the figure below).
HINT
(a) Calculate the magnitude (in A - m) of the coil's magnetic moment.
A. m2
(b) Find the magnitude (in N • m) of the magnetic torque on the coil due to a 0.400 T magnetic field that is directed at an angle 0 = 56.0° from the positive z-direction and has components only in the xz-plane.
N.m
Transcribed Image Text:A 5.50 turn circular coil of wire is centered on the origin in the xy-plane. The coil has radius r = 0.300 m and carries a counterclockwise current I = 1.70 A (see the figure below). HINT (a) Calculate the magnitude (in A - m) of the coil's magnetic moment. A. m2 (b) Find the magnitude (in N • m) of the magnetic torque on the coil due to a 0.400 T magnetic field that is directed at an angle 0 = 56.0° from the positive z-direction and has components only in the xz-plane. N.m
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