When current flows through a conductor, then the order of drift velocity of electrons will be:-

10^{10} c m / s e c

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10^{- 2} c m / s e c

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10^{4} c m / s e c

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10^{- 1} c m / s e c

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Solution

The correct option is B $10^{- 2} c m / s e c$
The drift velocity of electrons in a conductor is of the order of $10^{−4} m/s. It is very small compared to the thermal speed which is of the order of 105 m/s.
The answer is $10^{- 2}$

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