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If A is the area of cross section of con...

If A is the area of cross section of conductor, e be the charge on the electrons, n be the number of electrons per unit volume and J be the current density then drift velocity of electrons is

A

`v_(d)="J"/"n e"`

B

`v_(d)=J*n e`

C

`v_(d)="ne/J"`

D

`v_(d)=J^(2)`ne

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The correct Answer is:
A
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