Light emitting diode (LED)

 Light Emitting Diode History: The first known report of a light-emitting diode was made in 1907 by the British experiment H.J Round. In the...

Full-wave rectifier- explanation

  Full-wave Rectifier The circuit of full-wave rectifier consists of a center-tapped transformer, followed by the rectifier formed by two di...

Half wave rectifier

Half Wave Rectifier A half-wave rectifier is the simplest rectifier that uses a single diode and load resistor to rectify the ac signal to t...

What is Rectifier ?Types of rectifier

  Rectifier A Rectifier is an electrical device that converts alternating current (AC), which is periodically reverse direction, to Direct c...

DC Motor -principle-construction

What is DC Motor? A machine that converts dc electrical energy into mechanical energy is known as DC Motor. Principle of DC Motor Its operat...

Electrical Transformer - Principle, construction

An A.C. electrical device used to change high voltage low current A.C. into l ow voltage high current A.C. and vice-versa without changin...

What is Communication Protocols?

  Communication protocols: Communication protocols are a set of rules and regulation that allow two or more devices to exchange data or comm...