MP Board · Class 12 · Physics · Moving Charges and MagnetismThe magnetic force on a moving charge $q$ moving with velocity $v$ in a magnetic field $B$ is given by:
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Total Attempts: 3
Accuracy Rate: 66.7%
Step-by-Step Solution
The magnetic force vector on a moving charge is given by the Lorentz magnetic force formula: $\vec{F} = q(\vec{v} \times \vec{B})$, which in magnitude is $F = qvB\sin\theta$.
Detailed Options Breakdown
Option : F = q(v x B) (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: F = q(E x B)
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Moving Charges and Magnetism.
Option 2: F = q(v . B)
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Moving Charges and Magnetism.
Option 3: F = v(q x B)
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.