Categories > magnetism > Magnet and It's Properties > A magnet of length 0.1 m and pole strength ${10^{ - 4}}A.m.$ is kept in a magnetic field of $30\,Wb/{m^2}$ at an angle 30°. The couple acting on it is ……… $ \times {10^{ - 4}}Nm.$

magnetism

Question: A magnet of length 0.1 m and pole strength ${10^{ - 4}}A.m.$ is kept in a magnetic field of $30\,Wb/{m^2}$ at an angle 30°. The couple acting on it is ……… $ \times {10^{ - 4}}Nm.$


1) 7.5
2) 3.0
3) 1.5
4) 6.0
Solution: Explanation: No Explanation
Magnet and It's Properties

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