Electronic Devices and Circuits

Q1: Addition of a small amount of antimony to germanium will result in

A formation of P-type semiconductor

B more free electrons than holes in the semiconductor

C antimony concentrating on the edges of the crystals

D increased resistance

ANS:B - more free electrons than holes in the semiconductor

Answer should be B more free electrons than holes in the semiconductor.

Because addition of antimony (pentavalent impurity) will result in N-type semiconductor.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.