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Q.

Which statement is correct for p-type semiconductor

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a

The number of electrons in conduction band is more than the number of holes in valence band at room temperature.

b

There are no holes and electrons at room temperature.

c

The number of holes in valance band is more than the number of electron in conduction band at room temperature.

d

Number of holes and electrons is equal in valence and conduction band.

answer is B.

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Detailed Solution

In a p type semiconductors, the majority of charge carriers are holes. So number of holes in the valence band are more than number of electrons in the conduction band.

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Which statement is correct for p-type semiconductor