Electrical Engineering (EE) Exam > Electrical Engineering (EE) Videos > Analog and Digital Electronics > Introduction to Operational Amplifier
Introduction to Operational Amplifier Video Lecture | Analog and Digital Electronics - Electrical Engineering (EE)
FAQs on Introduction to Operational Amplifier Video Lecture - Analog and Digital Electronics - Electrical Engineering (EE)
| 1. What is an operational amplifier (op-amp)? |  |
Ans. An operational amplifier, or op-amp, is a type of electronic amplifier with a high gain used in signal processing and analog computations.
| 2. What are the key characteristics of an operational amplifier? | |
Ans. The key characteristics of an operational amplifier include high input impedance, low output impedance, high gain, and differential inputs.
| 3. How is the ideal op-amp model represented in circuit diagrams? | |
Ans. The ideal op-amp model is represented in circuit diagrams with a triangle symbol with two input terminals and one output terminal.
| 4. What are some common applications of operational amplifiers in electrical engineering? | |
Ans. Some common applications of operational amplifiers include signal amplification, signal filtering, voltage-to-current conversion, and instrumentation amplifiers.
| 5. How can negative feedback be used to stabilize the operation of an operational amplifier? | |
Ans. Negative feedback can be used by connecting a portion of the output signal back to the inverting input terminal to stabilize the operation of an operational amplifier and control its gain.
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Sep 07, 2025
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