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An electric current passes through non-uniform cross-section wire made of homogeneous and isotropic material. If $j_{A}$ and $j_{B}$ are the current densities and $E_{A}$ and $E_{B}$ ate the electric field intensities at A and ,B respectively, then

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jA > jB ; EA > EB

jA > jB ; EA < EB

jA < jB ; EA > EB

jA < jB ; EA < EB

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detailed solution

Correct option is A

IA = j and j=Eρ∴ jA > jB and EA > EB

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An electric current passes through non-uniform cross-section wire made of homogeneous and isotropic material. If jA and jB are the current densities and EA and EB ate the electric field intensities at A and ,B respectively, then

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An electric current passes through non-uniform cross-section wire made of homogeneous and isotropic material. If $j_{A}$ and $j_{B}$ are the current densities and $E_{A}$ and $E_{B}$ ate the electric field intensities at A and ,B respectively, then