A steady current flows in a metallic conductor of non-uniform cross-section i.e., `i` : constant. `A ne` constant.A. `j = (i)/(A), j` vary with area of `X-section`B. `j = sigma E`, `(i)/(A) = sigma E rArr (i)/(sigma A) = E` `E` : changes with `A`C. `j = n e v _d` `(i)/(A) = n e v_d` `v_d = (i)/(n e A), v_d` varies with `A`D. All options are correct

A steady current flows in a metallic conductor of non-uniform cross-se

1.	A steady current flows in a metallic conductor of non-uniform cross-section i.e., `i` : constant. `A ne` constant.A. `j = (i)/(A), j` vary with area of `X-section`B. `j = sigma E`, `(i)/(A) = sigma E rArr (i)/(sigma A) = E` `E` : changes with `A`C. `j = n e v _d` `(i)/(A) = n e v_d` `v_d = (i)/(n e A), v_d` varies with `A`D. All options are correct
Answer» Correct Answer - D

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