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Syllabus
DC Machines and Transformers:
Faraday’s laws, Lenz’s law, statically and dynamically induced EMF. DC Generator- construction and working principle, types, applications. DC motor - working principle, types of DC motors, applications. Transformer (single-phase only) - Construction, types-Working
principle. Construction types
Three-Phase AC Systems
Generation of three-phase voltages - phase sequence, Y-Δ connection (balanced only),
relation between line and phase quantities, three-phase power, Single line diagram of a power
system from generation to distribution.