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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TYPES OF POWER ELECTRONIC DEVICES
October 13, 2021
TYPES OF POWER ELECTRONIC DEVICES A POWER ELECTRONIC SYSTEM CONSISTS OF ONE OR MORE POWER ELECTRONIC CONVERTERS. A POWER ELECTRONIC CONVER...
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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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ADVANTAGES AND DISADVANTAGES OF WELDING
October 06, 2021
ADVANTAGES AND DISADVANTAGES OF WELDING Some of the advantages of welding are: 1. Welding is the most economical method to permanentl...
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N-TYPE SEMICONDUCTORS/ P-TYPE SEMICONDUCTORS
October 04, 2021
N-TYPE SEMICONDUCTORS/ P-TYPE SEMICONDUCTORS N-Type Semiconductors Thus far we have seen that pure semiconductor cr...
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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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RESISTANCE-CAPACITANCE COUPLING
October 03, 2021
RESISTANCE-CAPACITANCE COUPLING IT IS THE MOST COMMONLY USED COUPLING IN DIRECTS DEVICE AMPLIFIERS, AS IT IS THE LEAST EXPENSIVE, IT HAS A ...
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CONSTRUCTION OF TRANSFORMER
October 03, 2021
CONSTRUCTION OF TRANSFORMER CONSTRUCTION The main considerations in the construction of the transformer are simplicity and ease of constru...
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TRANSFORMER
October 03, 2021
TRANSFORMER A transformer transforms electric energy from a certain voltage and current level to another voltage and curr...
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PERMANENT MAGNET MOVING COIL TYPE
October 03, 2021
PERMANENT MAGNET MOVING COIL TYPE Permanent Magnet Moving Coil Type The basic principle of operation is that when a current-carryi...
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ULTRASOUND
October 02, 2021
ULTRASOUND The most common use of ultrasound is to create images and has industrial and medical applications. The use of ultrasound to crea...
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