The magnetic moments associated with two closely wound circular coils A and B of radius \({r}_{A}=10cm\) and \({r}_{B}=20cm\) respectively are equal if: (Where \({N}_{A},{I}_{A}\) and \({N}_{B},{I}_{B}\) are number of turn and current of A and B respectively)

[JEE Main 2023, 30 Jan (Shift 1)]

Question

The magnetic moments associated with two closely wound circular coils A and B of radius \({r}_{A}=10cm\) and \({r}_{B}=20cm\) respectively are equal if: (Where \({N}_{A},{I}_{A}\) and \({N}_{B},{I}_{B}\) are number of turn and current of A and B respectively)

[JEE Main 2023, 30 Jan (Shift 1)]

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The magnetic moments associated with two closely wound circular coils A and B of radius \({r}_{A}=10cm\) and \({r}_{B}=2…

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