magnetism

Question: The work done in rotating a magnet of magnetic moment $2 A-m^2$ in a magnetic field of $5 \times 10^{–3} T$ from the direction along the magnetic field to opposite direction to the magnetic field, is

1) Zero

2) $2 \times 10^{–2} J$

3) $10^–2$J

4) $10 J$

Solution:

Explanation: No Explanation

Magnet and It's Properties

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