A circular coil of radius 10 cm "and" 10...

A circular coil of radius `10 cm "and" 100` turns carries a current 1A. What is the magnetic moment of the coil?

`3.142xx10^(4) A-m^(2)`

`10^(4)A-m^(2)`

`3,142 A-m^(2)`

`3 A-m^(2)`

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