Class 12 NEET Physics Moving Charges and Magnetism

Question : 11 of 100

Marks: +1, -0

From Ampere's circuital law for a long straight wire of circular cross-section carrying a steady current, the variation of magnetic field in the inside and outside region of the wire is

[NEET-2022]

Uniform and remains constant for both the regions.
A linearly increasing function of distance upto the boundary of the wire and then linearly decreasing for the outside region.
A linearly increasing function of distance r upto the boundary of the wire and then decreasing one with ‌
1
r
dependence for the outside region.
A linearly decreasing function of distance upto the boundary of the wire and then a linearly increasing one for the outside region.

Validate

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