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Questions  >>  CBSE XII  >>  Physics  >>  Magnetism and matter
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A circular coil of $300$ turns and diameter 14 cm carries a current of $15\;A$ . What is the magnitude of magnetic moment associated with the coil ?

$\begin{array}{1 1} 6.93\;JT^{-1} \\ 6.93\;JT \\ 69.3\;JT^{-1} \\ 69.3\;JT \end{array} $

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