JEE Main 27 July 2021 Shift 2 Solved Paper

Section: Physics

Question : 12 of 90

Marks: +1, -0

Figure A and B shown two long straight wires of circular cross-section (a and b with a < b), carrying current I which is uniformly distributed across the cross-section. The magnitude of magnetic field B varies with radius r and can be represented as :

[27 Jul 2021 Shift 2]

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