Kelvi

A thick current carrying cable of radius $R$ carries current $I$ uniformly distributed across its cross-section. The variation of magnetic field $B(r)$ due to the cable with the distance $r$ from the axis of the cable is represented by:

medium

Moving Charges and Magnetism

2021

physics

Explanation

To solve this problem, we will use Ampère's Law to find the magnetic field $B(r)$ inside and outside the cable. $\\$ Given: $\\$ • Radius of the cable $R \\$ • Total current $I$ uniformly distributed across the cross-section $\\$

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A thick current carrying cable of radius R R R carries current I I I uniformly distributed across its cross-section. The variation of magnetic field B(r) B(r) B(r) due to the cable with the distance r r r from the axis of the cable is represented by:

Explanation

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A thick current carrying cable of radius $R$ carries current $I$ uniformly distributed across its cross-section. The variation of magnetic field $B(r)$ due to the cable with the distance $r$ from the axis of the cable is represented by: