CORONA , ADVANTAGE and DISADVANTAGE
Method of Reducing CORONA By using of Large Diameter conductor By using Hollow conductor By using Bundled conductor ADVANTAGE OF...
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CORONA Definition & Factor Affecting
CORONA It is defined as the ionisation of air surrounding the power conductor due to electrons normally present in free space because of ...
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ALL ELECTRICAL DC MACHINES
DC MACHINES are two types 1. DC GENERATORS 2. DC MOTORS DC GENERATORS 1. Separately Excited 2. Self Excited Series Wound...
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DIGITAL EARTH RESISTANCE TESTER PICTURES
Front Picture Back Picture
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ALL TYPES OF PROTECTION & THEIR SELECTION
1. Over - current protection • Non- directional • Directional 2 . Distance protection 3. Pilot protection • Wire pil...
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VARIOUS TYPES OF TRANSFORMER FAULTS
FAULTS are divided in mainly 3 Classes 1. Faults in Auxiliary Equipments. The following can be considered as auxiliary equipments ...
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FULL OVERVIEW OF DISTRIBUTION NETWORK , VERY IMPORTANT
DISTRIBUTION SYSTEM In above picture full overview of Distribution system is given. you can easily understand Thanks to see ...
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BASIC ELECTRICAL AC, DC, PHASE, FREQUENCY, VOLTAGE WITH HINDI EXAMPLE VERY IMPORTANT FOR STUDENTS
There are two types of nature of supply 1. AC 2. DC AC (alternating current) varying sinusoidally. In India 50 Hz frequency of sup...
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ALL NETWORK THEOREMS & THEOREMS OF LAPLACE TRANSFORMATION USING IN CIRCUIT THEORY
THERE ARE 8 NETWORK THEOREMS. 1. Superposition Theorem 2. Reciprocity Theorem 3. Thevenin's Theorem 4. Norton's Theorem ...
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MEASURING INSTRUMENTS FOR CURRENT, VOLTAGE, POWER, RESISTANCE, TEMPERATURE, PHASE & FREQUENCY
MEASUREMENT OF CURRENT & VOLTAGE GALVANOMETER • CURRENT by AMMETER • VOLTAGE by VOLTMETER ME...
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TYPES OF INSTRUMENTS USED AS AMMETER AND VOLTMETER WITH DIFFERENT NATURE OF SUPPLY
PMMC (Permanent magnet moving coil) • Only used for DC Moving iron { measures only rms value } • used for AC & DC Elect...
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DON'T DO THESE THINGS WHENEVER YOU ARE WORKING AT ELECTRICAL PLACE
DONT'S 1. Do not play with live electrical equipment. 2. Never overload electrical equipment. Keep it clean and dry. 3. Do not l...
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TREATMENT FOR ELECTRIC SHOCK
1. Switch off the electric supply immediately or send someone to do so. 2. Do not attempt to remove a person from contact with high volta...
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EFFECTS OF ELECTRIC CURRENT ON HUMAN BODY VERY IMPORTANT
1 milliamp EFFECTS Just a faint tingle ( बेहोश महसूस) 5 milliamps EFFECTS Sligh...
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ALL IMPORTANT FUNDAMENTAL CONSTANT with SYMBOLS, UNITS & VALUES
CONSTANT SYMBOL VALUE (with estimated error) Speed of light c 3 × 10^8 m/s ...
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Important Physical Quantities with SI Units name and symbols
PHYSICAL QUANTITY UNIT NAME UNIT SYMBOL Frequency Hertz ...
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electrical solution intro
ALL online viewers can find here all electrical solution
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