A coil of 150 turns of wire is in the form of a circle of radius 7.5 cm, and sits in the center of a dipole magnet that produces a uniform magnetic field of strength 1.5 T. The torque on the coil has a maximum value of 0.25 N.m. What is the current in the coils? A- 200 mA B- 9.4 A C-63 mA D-94 mA E- 4.7 mA
A coil of 150 turns of wire is in the form of a circle of radius 7.5 cm, and sits in the center of a dipole magnet that produces a uniform magnetic field of strength 1.5 T. The torque on the coil has a maximum value of 0.25 N.m. What is the current in the coils? A- 200 mA B- 9.4 A C-63 mA D-94 mA E- 4.7 mA
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Transcribed Image Text:A coil of 150 turns of wire is in the form of a circle of radius 7.5 cm, and sits in
the center of a dipole magnet that produces a uniform magnetic field of
strength 1.5 T. The torque on the coil has a maximum value of 0.25 N.m. What
is the current in the coils?
A- 200 mA
B- 9.4 A
C- 63 mA
D-94 mA
E- 4.7 mA
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