The drift velocity of electrons in a conductor is when an electric field is applied

PHYSICS · Subjective · CBSE · Physics · Current Electricity · Current Electricity

Problem

The drift velocity of electrons in a conductor is

3.0 \times 10^{-4}\,\text{m s}^{-1}

when an electric field

E

is applied. Explain why doubling

E

doubles the drift velocity but leaves the mobility of electrons unchanged.