BASIC ELECTRICAL ENGINEERING MODULE 3

2021 Scheme BASIC ELECTRICAL ENGINEERING 21ELE13/ 23  Module 3 Notes (Download👇)

21ELE13/ 23 Module 3

DC Machines & Transformers

MODULE 3

DC Machines: (a) Principle of operation, constructional details, induced emf expression, types of generators, and the relation between induced emf and terminal voltage. (b) Principle of operation, back emf and torque equations, types of motors, characteristics (shunt andseries only), and applications.

Transformers: Necessity of transformer, the principle of operation, Types, and construction of single-phase transformers, emf equation, losses, variation of losses with respect to load, efficiency, and condition for maximum efficiency.

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