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The drift velocity of free electrons in ...

The drift velocity of free electrons in a conductors is `v_(o)` when the current `i` is flowing in it . If both the radius and current are doubled , the drift velocity will be

A

The random speed of electons is very high, of the order of `10^(6)m//s`.

B

The electrons transfer their energy very quickly through collisions

C

Electric field is set up in the wire very quickly, producing a current through each cross section, almost instantaneously.

D

All of above

Text Solution

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The correct Answer is:
C
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