August 2011
Beginner
724 pages
20h 32m
English
Content preview from Basic Electrical and Electronics Engineering
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5
Electromagnetism and Magnetic Circuits
TOPICS DISCUSSED
Magnetic fields
Types of magnets
Concept of magnetization
Magnetization curve
Magnetic saturation
Hysteresis loss and Eddy current loss
Series and parallel magnetic circuits
Analogy of magnetic and electric circuits
Magnetic leakage and fringing
Lifting power of an electromagnet
5.1 Magnets and Magnetic Fields
Magnetism plays an important role in the field of electrical engineering. Construction of almost all electrical gadgets, equipment, and machines are done using the properties of magnetism, like in transformers, electrical rotating machines, i.e., generators and motors, relays, cutouts, electrical bells, etc.
The word “magnetism” originated from the city of Magnesia (now called ...
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