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If $\mathrm{n_{e}}$ and $\mathrm{\nu _{d}}$ be the number of electrons and drift velocity in a semiconductor. When the temperature is increased.
Option: 1
$\mathrm{n_{e}}$ increases and $\mathrm{\nu_{d}}$ decreases

Option: 2
$\mathrm{n_{e}}$ decreases and $\mathrm{\nu _{d}}$ increases

Option: 3
Both $\mathrm{n_{e}}$ and $\mathrm{\nu _{d}}$ increases

Option: 4
Both $\mathrm{n_{e}}$ and $\mathrm{\nu _{d}}$ decreases

Answers (1)

Because $\mathrm{v_d=\frac{i}{\left(n_e\right) e A}}$

Posted by

Kshitij

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