Single Answer MCQ
Q-00019585
What is the shape of the magnetic field around a straight, current-carrying conductor?
1
Concentric circles centered on the wire
2
Straight lines parallel to the wire
3
Radial lines originating from the wire
4
Uniform lines along the wire
Answer and Solution
Answer
A. Concentric circles centered on the wire
Solution:
The magnetic field around a straight conductor forms concentric circles centered on the wire. Other options do not represent the actual field lines.
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