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

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A steady current flows in a metallic conductor of non-uniform cross-section. Which of these quantities is constant along the conductor? 

(a) Electric field

(b) Drift velocity

(c) Current

(d) Current density

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1 Answer

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Best answer

Correct option (c) Current

Explanation:

The current flowing through a conductor of non-uniform cross-section remain same in the whole of the conductor.

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