In a circuit what specifically are varistors used for ?

Varistors, also known as voltage-dependent resistors or VDRs, are electronic components used in circuits primarily for voltage regulation and protection against voltage spikes or surges. These components exhibit a nonlinear…

What is the function of a non polarised capacitor ?

A non-polarized capacitor, also known as a non-electrolytic capacitor, is a type of capacitor that lacks a distinct positive and negative terminal. Unlike polarized capacitors, such as electrolytic capacitors, non-polarized…

What is the meaning of insulation coordination ?

Insulation coordination is a critical aspect of electrical power systems design that involves ensuring the compatibility and reliability of insulation components in the system. The primary goal is to prevent…

How does an AC generator work and on what principle ?

An AC (Alternating Current) generator, also known as an alternator, is a device that converts mechanical energy into electrical energy through the principle of electromagnetic induction. It operates based on…

How are the elements of a snubber circuit calculated ?

Snubber circuits are employed to control and reduce voltage spikes, ringing, or unwanted noise in electronic circuits, particularly in power electronics applications. The key elements of a snubber circuit include…

What are the drawbacks of Ohms Law ?

Ohm’s Law is a fundamental principle in electrical engineering that describes the relationship between voltage, current, and resistance in an electrical circuit. While Ohm’s Law is a powerful tool for…