The potential difference across a conducting wire of length 20 cm is 30 V . If the electron mobility is 2 \times 10^{-6} {\m}^2 {\V}^{-1} { s}^{-1}, then the drift velocity of the electrons is [AP EAPCET 24 May 2025 S1]

Correct Answer is : 3×10−4ms−1

Current Electricity

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The potential difference across a conducting wire of length 20 cm is 30 V . If the electron mobility is 2×10−6m2V−1 s−1, then the drift velocity of the electrons is

[AP EAPCET 24 May 2025 S1]

3×10−3ms−1
1.5×10−3ms−1
1.5×10−4ms−1
3×10−4ms−1

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