Q. The width of forbidden gap in silicon crystal is $1.1\ eV$. When the crystal is converted in to a $N$-type semiconductor the distance of Fermi level from conduction band is
A) Greater than $0.55\ eV$
B) Equal to $0.55\ eV$
C) Lesser than $0.55\ eV$
D) Equal to $1.1\ eV$
Explanation
The correct answer is Option C: Lesser than $0.55\ eV$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.