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Sem 1/Basics of Electrical Engineering/Unit 4: Magnetic Circuits, Transformers, Electrical Machines and Power Systems

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Exam Important

Electromechanical Energy Conversion and Operating Principles of DC Machines

Electromechanical energy conversion principles, Lorentz force (F = BIl), Fleming's left and right hand rules, construction of DC machine (stator, armature, commutator, brushes), generated EMF equation, and electromagnetic torque equation.

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Ideal Transformer Model and Real Transformer Behavior

Types and Operating Characteristics of DC Motors and Generators