What is the use of Light Emitting Diode (LED)?: What is the use of Light Emitting Diode (LED)? - The Light Emitting Diodes, Fig. 2.10 (a) is basically a semiconductor PN junction diode capable of…
What is the Principle of Sweep Generator?: Principle of Sweep Generator : The amplitude of a voltage may be directly measured on a calibrated viewing screen from the length of the straight line trace it…
What is System Management Mode (SMM) of the Pentium Processor? In system management mode, the high power is used up by the Pentium processors. In this mode, the Pentium processors use SMI# (input) and SMIACT#…
What is Synchronous Motor | Construction | Advantages: A synchronous Motor is one of the important types of electric machines; in fact all generating machines at power stations are of synchronous kind and are known…
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 that the switching operation (making and breaking of…
What is Surge Current? - Definition and Workings Before switching on of power supply, the filter capacitor is uncharged [Fig. 9.23]. At the instant the power supply is switched on, the uncharged capacitor behaves like…
What is Summation Transformer? Summation devices are employed to compare the relaying quantities derived from the currents in the three phases of the primary circuit. The effectiveness of the comparison of the derived relaying quantities…
What is Subroutine in Microprocessor?: Some operations/functions are repeatedly performed in a main program like multiplication, division, and time delay between two operations, etc., Groups of instructions are written to perform these operations and these…
What is Street Lighting? - Objectives, Principles and Types The main objects of street lighting are : To make the traffic and obstructions on the road clearly visible in order to promote safety and convenience.…
What is Step Recovery Diode? - Working and Applications: What is Step Recovery Diode? - It is also a voltage dependent variable capacitor diode but with unusual doping profile. It has concentration of charge carriers…
