Q. Three amplifier stages each with a gain of 10 are cascaded. The overall gain is
A) 10
B) 30
C) 1000
D) 100
Explanation
(c) In $K$ is a gain of one stage, then total gain of $n$ stages
$= (K)^{n} = 10^{3} = 1000$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.