Evolution of the PLC

November 21, 2021
 Evolution of the PLC   Before the advent of microprocessors, industrial logic and sequence control used to be performed using elaborate co...
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What is Thermodynamics?

November 21, 2021
                What is Thermodynamics? The science of energy, that concerned with the ways in which energy is stored within a body.  Ene...
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CLIPPERS

November 21, 2021
Clippers:  Clipping circuits are used to select that portion of the input wave which lies above or below some reference level. Some of the c...
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DC MACHINE

October 16, 2021
     Introduction of D.C Machines D.C machines were first developed and used extensively in spite of their complexities in the constructio...
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PHOTODIODE

October 15, 2021
                         photodiode Photodiodes are PN junction diodes designed specifically to harness the photoelectric effect. Photodio...
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DIGITAL VOLTMETER

October 14, 2021
             DIGITAL VOLTMETER All types of digital meters are basically modified forms of the digital voltmeter (DVM), irrespective of th...
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ZENER DIODE:

October 14, 2021
                      Zener Diode:   The diodes designed to work in the breakdown region are called Zener diodes. If the reverse voltage e...
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SODIUM VAPOR LAMP

October 12, 2021
              SODIUM VAPOR LAMP   A sodium vapor lamp is a cold cathode and low-pressure lamp. A sodium vapor discharge lamp consists of a...
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AC TACHOMETER

October 03, 2021
                 AC TACHOMETER AC TACHOMETER   An a.c. the tachometer is used in the feedback control system to feedback an a.c. a voltage...
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