Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250 ,are cascaded.The open circuit voltage gain of combined amplifier is_________?

A. 49dB

B. 51dB

C. 98dBCorrect Answer

D. 102dB

Correct Option: C. 98dB

This question has been verified by the PakPrep community moderation network for competitive examination accuracy.

Subject Overview

Explore thousands of solved past paper MCQs for Electrical Engineering Mcqs categorized with explanations.