Consider a cylindrical conductor of Length L and area of cross section A. The specific conductivity varies as \sigma(x)=\sigma_0 L/\sqrtX where x is the distance along the axis of the cylinder from one of its ends. The resistance of the system along the cylindrical axis is

KEAM 2018 Physics and Chemistry Paper

Question : 63 of 120

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Consider a cylindrical conductor of Length L and area of cross section A. The specific conductivity varies as σ(x)=σ0

√X

where x is the distance along the axis of the cylinder from one of its ends. The resistance of the system along the cylindrical axis is

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