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Question: Answered & Verified by Expert
If $m$ is magnetic moment and $B$ is the magnetic field, then the torque is given by
PhysicsMagnetic Effects of CurrentBITSATBITSAT 2012
Options:
  • A $\vec{m} \cdot \vec{B}$
  • B $\frac{|\vec{m}|}{|\vec{B}|}$
  • C $\vec{m} \times \vec{B}$
  • D $|\vec{m}| \cdot|\vec{B}|$
Solution:
2889 Upvotes Verified Answer
The correct answer is: $\vec{m} \times \vec{B}$
$\vec{\tau}=\vec{m} \times \vec{B}$

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