AIIMS2004Physics-Magnetism
AIIMS 2004 Physics Magnetic Field of a Conductor MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The magnetic field due to a straight conductor of uniform cross-section of radius a and carrying a steady current is represented by
Correct Answer
Option A
Detailed Explanation
Magnetic field at a point outside the straight conductor is B = μ₀I/2πr.
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