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Byju's Answer

Standard XII

Physics

Magnetic Field

A long magnet...

Question

A long magnet of Magnetic moment $M$ and a pole strength $m$ is broken into two halves of equal length along the equatorial line. The magnetic moment of each half is

0

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2 M

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M

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\frac{M}{2}

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Solution

The correct option is C $\frac{M}{2}$
$Magnetic Moment=Magnetic Length x Pole Strength$
$L_{n e w} = L / 2$ , Pole strength remains the same
$M_{n e w} = M / 2$

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A long magnet of Magnetic moment M and a pole strength m is broken into two halves of equal length along the equatorial line. The magnetic moment of each half is

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