1.

Current flowing through metallic conductor whose area of cross section increases in the direction of current. If we move in this direction then(1) The current will change  (2) Current density will change (3) The drift velocity will increase(4) Drift velocity will decrease

Answer»

Correct option  (4) Drift velocity will decrease

Explanation:

I = same

Area changes

Vd decreases

J = 1/A(change) 



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