DC Motor Losses and Efficiency

DC Motor Losses and Efficiency: The Losses and Efficiency of a transformer have been studied in earlier lesson. As in the case of transformers, it is more accurate to determine…

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Electrical Power Engineering Interview Questions and Answers

Electrical Power Engineering Interview Questions and Answers: AC Distribution Interview Questions and Answers Braking and Mechanical Considerations Interview Questions and Answers Bus Bar Protection Interview Questions and Answers Circuit Breakers…

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Important Questions

Important Questions in Electrical & Electronics: IMPORTANT QUESTIONS OF AC DISTRIBUTION IMPORTANT QUESTIONS OF CIRCUIT BREAKERS IMPORTANT QUESTIONS OF DC DISTRIBUTION IMPORTANT QUESTIONS OF DISTRIBUTION SYSTEMS IMPORTANT QUESTIONS OF ECONOMICS…

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Booster Generator

Booster Generator: A Booster Generator is a D.C. generator whose function is to inject or add certain voltage into a circuit so as to compensate the IR drop in the…

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Principles of Power System Articles

Principles of Power System Articles: Electrical Energy Definition Different Types of Energy Sources Unit of Energy Energy Efficiency Definition Introduction to Generating Station Schematic Arrangement of Steam Power Plant Steam…

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Starting of Electric Drives

Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…

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Nature of Electric Supply

Nature of Electric Supply: The nature of electric supply available may be 3-phase ac, single-phase ac or dc. In case three-phase ac supply is available, polyphase induction motor, squirrel cage…

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