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Extrinsic Semiconductors

If NP and Ne ...

Question

If $N_{P}$ and $N_{e}$ be the numbers of holes and conduction electrons in an extrinsic semiconductor, then

A

N_{P} > N_{e}

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B

N_{P} = N_{e}

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C

N_{P} < N_{e}

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D

N_{P} > N_{e}

or

N_{P} < N_{e}

depending on the nature of impurity

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Solution

The correct option is D $N_{P} > N_{e}$ or $N_{P} < N_{e}$ depending on the nature of impurity

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