A current of 230 ma is maintained in a single circular loop, Ask an Expert

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A current of 23.0 mA is maintained in a single circular loop of 3.80 m circumference. A magnetic field of 0.470 T is directed parallel to the plane of the loop.

(a) Calculate the magnetic moment of the loop.

mA · m2

(b) What is the magnitude of the torque exerted by the magnetic field on the loop?

mN · m

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Category:- Physics
Reference No.:- M9908012

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