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Question

A closed surface S encloses a magnet of magnetic moment 2 ml. The magnetic flux emerging from the surface is :

A
μ0m
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B
Zero
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C
2μ0m
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D
2m/μ0
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Solution

The correct option is C Zero
According to Gauss's law in magnetism, net magnetic flux through any closed surface is always zero, ie,
Bds=0.

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