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icritwulRSasswitch?3. How is a p-type semiconductor obtained from an intrinsic semiconductor?i

Answer»

Toform P-type Semiconductorthere is addition of some trivalent impurity such as gallium, aluminium etc in intrinsicsemiconductor.As trivalent impurity has three electrons in its valence shell and when it creates bond with silicon atom there will be deficiency of electron in valence shell which is called hole.



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