NCERT · Class 12 · Physics · Moving Charges and MagnetismThe torque $\tau$ experienced by a current loop of magnetic dipole moment $M$ placed in a uniform magnetic field $B$ is:
Step-by-Step Solution
The torque acting on a magnetic dipole in a uniform magnetic field is given by the cross product of the magnetic dipole moment and the magnetic field: $\vec{\tau} = \vec{M} \times \vec{B}$.
Detailed Options Breakdown
Option : M . B
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Moving Charges and Magnetism.
Option 1: M x B (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: B x M
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Moving Charges and Magnetism.
Option 3: MB / sin(theta)
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Moving Charges and Magnetism.
💡 Study Guide: This question tests core syllabus concepts from Moving Charges and Magnetism. For formulas, key summaries, and mock exam reference guides, read the full Moving Charges and Magnetism Revision Notes.