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consider a nonconducting ring of radius...

consider a nonconducting ring of radius r and mass m which has a totoal chargej q distributed uniformly on it the ring is rotated about its axis with an angular speed `omega`. (a) Find the equivalent electric current in the ring (b) find the magnetic moment `mu` of the . (c) show that`mu=(q)/(2m)` where l is the angular momentum of the ring about its axis of rotation.

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