Switching Circuits (Multivibrators) Interview Questions and Answers: 1. What is an electric switch? Ans. An electric switch is a device that can turn on or off current in an electrical circuit.…
Integrated Circuits Interview Questions and Answers: 1. What is an IC? Ans. An integrated circuit (IC) is one in which all active and passive components such as transistors, diodes, resistors, capacitors…
Frequency Response of an Op-Amp Interview Questions and Answers: 1. What is meant by frequency response? Ans. The manner in which the gain of an op-amp responds to different frequencies is…
Nonlinear Circuits Interview Questions and Answers: 1. What is a comparator and where is it used ? Ans. A comparator is essentially an op-amp operated in open-loop configuration. The output signal…
555 IC Timer Interview Questions and Answers: 1. What is 555 timer? Ans. The 555 timer is a highly stable IC that can produce accurate and highly stable time delays or…
Active Filters Interview Questions and Answers: 1. What is meant by ‘frequency response’ of a filter? Ans. A graph of the magnitude of the gain versus frequency is called a frequency…
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…
Digital to Analog and Analog to Digital Converters Interview Questions and Answers: 1. Why conversion of an analog signal into an equivalent digital signal is essential? Ans. Because most sensors have…