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A drift velocity of free electrons in a conductor is Vd,when the current I is flowing in it.if both the radius of the conductor and current are dubbed ,the drift velocity will be

A drift velocity of free electrons in a conductor is Vd,when the current I is flowing in it.if both the radius of the conductor and current are dubbed ,the drift velocity will be

Grade:12th pass

1 Answers

Rani Jyoti satyasheel
19 Points
6 years ago
Apply formula of currentI=neAVdVd=1/neA =1/neπr²=2I/neπ(2r)²=2I/neπ4r here 2 will be divided by 4. Therefore,=Vd/2

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