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A current carrying circular,loop of radi...

A current carrying circular,loop of radius R is placed in the x-y plane with centre at the origin. Half of the loop with x > 0 is now bent so that it now lies in the y-z plane.

A

the magnitude of magnetic moment now diminishes

B

the magnetic moment does not change

C

the magnitude of `vec B` at (0,0,z), z >> R increases

D

the magnitude of `vec B` at (0,0,z), z >> R is unchanged

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