Branch : Mechanical Engineering | Subject : Basic Electrical- First Year
Three phase A.C. Circuits
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Generation of Three-phase Balanced Voltages
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Three-Phase, Four-Wire System
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Wye and delta configurations
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Distinction between line and phase voltages, and line and phase currents
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Power in balanced three-phase circuits
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Phase rotation
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Three-phase Y and Delta configurations
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Measurement of Power in Three phase circuit
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Introduction of measuring instruments
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Various forces/torques required in measuring instruments
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General Theory Permanent Magnet Moving Coil (PMMC) Instruments
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Working Principles of PMMC
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A multi-range ammeters
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Multi-range voltmeter
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Basic principle operation of Moving-iron Instruments
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Construction of Moving-iron Instruments
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Shunts and Multipliers for MI instruments
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Dynamometer type Wattmeter
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