28. Magnetic Fields and Forces
Force and Torque on Current Loops
6:31 minutes
Problem 27.38
Textbook Question
Textbook Question(I) A 13.0-cm-diameter circular loop of wire is placed with the plane of the loop parallel to the uniform magnetic field between the pole pieces of a large magnet. When 3.80 A flows in the coil, the torque on it is 0.185 m • N What is the magnetic field strength?
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