# A wire of length L metre carrying a current of l ampere is bent in the form of circle. Its magnetic moment is

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A wire of length L metre carrying a current of l ampere is bent in the form of circle. Its magnetic moment is

(1) I L2/4π A m2

(2) I L2/4 A m2

(3) I πL2/4 A m2

(4) 2I L2/π A m2