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Alternating Current

The dipole mo...

Question

The dipole moment of a coil of an area $A$ and number of turns $N$ and carrying current $i$ will be

A

I A / N

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B

N I / A

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C

N I A

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D

N^{2} I / A

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Solution

The correct option is C $N I A$
$\to μ = N i \to A$
$N \to$ no. of loops
$\to A \to$ Area Vector

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