Question:

If resistivity of copper is \(1.72×10^{-8} \Omega-m\) and number of free electron in copper is \(8.5×10^{28} / m^3\). Find mobility

Updated On: Nov 20, 2025

\( 4.25×10^3 m^2/C\Omega\)
\( 6.8×10^3 m^2/C\Omega\)
\( 8.55×10^3 m^2/C\Omega\)
\( 3.4×10^3 m^2/C\Omega\)

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The Correct Option is A

Solution and Explanation

The correct option is(A): \( 4.25×10^3 m^2/C\Omega\)

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