JEE Main 25 Feb 2021 Shift 2 Solved Paper

Section: Physics

Question : 18 of 90

Marks: +1, -0

For extrinsic semiconductors when doping level is increased,

[25 Feb 2021 Shift 2]

Fermi level of p-type semiconductor will go upward and Fermi level of n-type semiconductors will go downward
Fermi level of p-type semiconductors will go downward and Fermi level of n-type semiconductor will go upward
Fermi level of p and n-type semiconductors will not be affected
Fermi level of both p-type and n-type semiconductors will go upward for T>TFK and downward for T<TFK, where TF is Fermi temperature

Go to Question:

Prev Question

Next Question