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Which of the following statements are tr...

Which of the following statements are true about semiconductors?

A

Impurity of lower group creates n-type semiconductors

B

Impurity of higher group creates p-type semiconductors

C

Extrinsic semiconductors are formed by doping impurity

D

Intrinsic semiconductors become conductors when temperature is raised

Text Solution

Verified by Experts

The correct Answer is:
D
Intrinsic semiconductors are insulators at room temperature and become semiconductors when temperature is raised.
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