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A current of 10 A is mainatained in a...

A current of 10 A is mainatained in a conductor of cross - section `1 cm^(2)` . If the free electron density in the conductor is ` 9 xx 10^(28) m^(-3)`, then drift velocity of free electrons is .

A

`6.94xx 10^(-6) m//s`

B

`5.94xx 10^(-2) m//s`

C

`1.94 xx 10^(-3) m//s`

D

`2.94 xx 10^(-4) m//s`

Text Solution

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The correct Answer is:
A
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