## Two-Port Network

Two-Port Network is a four terminals electrical network or circuit with two pairs of terminals. These terminals are connected with an external circuit. In Two-Port Network, one port is known…

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## Voltage or Potential Difference

Voltage is also known as potential difference, electric pressure, and electric tension. But in regular conversation, the voltage term is more popular. Electric pressure and electric tension are the old…

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## Network Theorems

Network theorems are used to solve circuit or analyze the circuit. It is also used to find various electrical quantity like current, voltage, and Power through any component of circuit….

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## Electric Current: Definition, Types, and Direction

Electric current is defined as a rate of flow of charge of the conductor. Electric current exists when there is a net flow of electric charge through the circuit. This…

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## Ohm’s Law and Resistance

In this article we will learn basic about Resistance and Ohm’s law. Resistance is a property of an element that offers opposition to the flow of current. The symbol of…

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## Zener Diode: Construction, Working, VI Characteristic, and Specification

The Zener diode is a special kind of heavily doped PN junction diode designed to conduct in reverse the reverse direction when a certain specified voltage reached. It is a…

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## Types of Diodes

The diode is a semiconductor device which allows the current to flow in one direction. Therefore, this device is also known as the unidirectional semiconductor device. In this article, we…

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## Why three-phase power preferred over single-phase?

The electrical energy generated, transmitted and distributed in the form of three-phase power. But the homes and small premises connected with single-phase power. Most of the time you will find…

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## Earth Leakage Circuit breaker (ELCB)

Earth Leakage Circuit breaker (ELCB) is a special kind of circuit breaker . it is a safety device used to avoid shock with high earth impedance. It detects small stray…

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