Voltage Control Interview Questions and Answers: 1. Why is it necessary to keep the receiving-end voltage constant within specified limits ? Ans. For satisfactory operation of equipment/machinery supplied by the…
Zener Diode Interview Questions and Answers: 1. What is a zener diode? Ans. Zener diode, also sometimes known as breakdown diode, is like an ordinary P-N junction diode except that it…
Sinusoidal Oscillators Interview Questions and Answers: 1. What is an oscillator? Ans. Oscillator may be defined as a circuit which generates an ac output signal of very high frequency without requiring…
Digitally Controlled Frequency Synthesizers Interview Questions and Answers: 1. What is PLL? Ans. PLL is basically an electronic circuit that consists of a phase detector, a low-pass filter, a dc amplifier…
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…
Gate Controlled Switch (GCS) Circuit - Operation and Advantages: As mentioned earlier, low-current drop out is the normal way in which the SCR is turned off. Gate controlled switch is…
Difference Between Thyristor and Transistor: As already mentioned, transistors and thyristors are both semiconductor devices. They are now widely employed in switching operations because of their numerous advantages such as…
Applications of FETs (Field Effect Transistors): Applications of FETs - FET has a very high input impedance (100 MΩ in case of JFETs and 104 to 109 MΩ in case of…