Download the app

Questions  

If Np and Ne be the numbers of holes and conduction electrons in an extrinsic semiconductor, then :

a
Np>Ne
b
Np=Ne
c
Np
d
Np < Ne or Np > Ne depending on the nature of impurity.

detailed solution

Correct option is D

In p-type extrinsic semiconductor, Np > Ne In n-type extrinsic semiconductors, Ne > Np

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

A silicon specimen is made into a P-type semi-conductor by doping, on an average, one indium atom per 5×107 silicon atoms. If the number density of atoms in the silicon specimen is 5×1028atoms m3, then the number of acceptor atoms in silicon per cubic centimetre will be


phone icon
whats app icon