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Carrier Concentration

If to an intr...

Question

If to an intrinsic semiconductor, a pentavalent element is added as impurity, one get extrinsic semi conductor of _____ type.

A

n-type

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B

p-type

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C

intrinsic

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D

Both A and B

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Solution

The correct option is A n-type
Adding a pentavalent impurity will lead to greater no. of free electrons than no. of holes and will result in n-type semiconductor.

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