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+1 vote
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in Physics by (74.0k points)
When 5 V potential difference is applied across a wire of length 0.1 m, the drift speed of electrons is `2.5 xx 10^(-4) ms ^(-1)`. If the electron density in the wire is ` 8 xx 10^(28) m^(-3)`, the resistivity of the material is close to :
A. `1.6xx10^(-8)Omegam`
B. `1.6xx10^(-7)Omegam`
C. `1.6xx10^(-6)Omegam`
D. `1.6xx10^(-5)Omegam`

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1 Answer

0 votes
by (73.8k points)
Correct Answer - D

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