Questions
For producing an extrinsic semi conductor, which of the following conditions are necessary.
1. Size of the dopant and the semi conductor atoms should be same .
2. Pentavalent impurities such as arsenic should be added to get n-type semi conductor
3. Trivalent impurities such as Boron to get p-type semi conductor
detailed solution
Correct option is D
Dopant means either pentavalent arsenic or trivalent boron.Talk to our academic expert!
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