Switching Circuits Articles: What is Switching Circuit? In practice, we often need making (switching on) and breaking (switching off) of an electrical circuit. It is also desirable and sometimes essential…
Rectifiers Articles: What is Surge Current? – Definition and Workings: Before switching on of power supply, the filter capacitor is uncharged . At the instant the power supply is switched…
Multistage Amplifiers Articles: What is Multistage Amplifier? – Types, Block Diagram and Analysis Amplifiers that produce voltage, current, and/or power gain through the use of two or more stages are…
Basics of Electronics Engineering Articles: Types of Power Supply in Electronics: There are two types of Power Supply in Electronics viz. dc supply and ac supply. The voltage or current…
Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…
Special Features of Thyristor Drive Motors: The most commonly used dc motors for thyristor drive are separately excited and series excited dc motors. The thyristor drive motors usually differ from…
Arc Furnace - Definition, Types, Advantages and Application: When a high voltage is applied across an air gap, the air in the gap gets ionised under the influence of electrostatic…
Composite System of Track Electrification: The composite system of track electrification which comprise are the dc system the single phase ac system the three phase ac system and the composite…