Single Stage Transistor Amplifiers Interview Questions and Answers: 1. What is an amplifier? Ans. The device that amplifies the amplitude of the input signal is called the amplifier. An amplifier may…
Amplifier Frequency Response Interview Questions and Answers: 1. What is meant by frequency response of an amplifier? Ans. The frequency response is the graph of voltage gain versus input frequency. 2.…
Multistage Amplifier Interview Questions and Answers: 1. Differentiate single stage and multistage amplifiers. Ans. When only one transistor with associated circuit is used for increasing the strength of a weak signal,…
Tuned Amplifiers Interview Questions and Answers: 1. What is a tuned amplifier? Ans. The amplifier used for amplifying a signal of specific frequency or narrowband of frequencies is known as a…
Feedback Amplifier Interview Questions and Answers: 1. What is feedback in amplifiers? Ans. The process of combining a fraction of output energy back to the input is called the feedback. 2.…
Differential Amplifier Interview Questions and Answers: 1. What is differential amplifier? Ans. An amplifier, which is designed to amplify the difference between two input signals is called the differential amplifier. The…
Operational Amplifiers Interview Questions and Answers: 1. What is an op-amp? Ans. The name operational amplifier stems from its original use for mathematical operations (such as addition, subtraction, multiplication, differentiation and…
Regulated and Switching Power Supplies Interview Questions and Answers: 1. What is a regulated power supply? Ans. A regulated power supply is an electronic circuit designed to provide constant dc voltage…