The Subject of Electromagnetics


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The Subject of Electromagnetics
10106001011304 The Subject of Electromagnetics
Historical Background Electric and magnetic phenomena have been known to mankind since early times. The amber effect is an example of an electrical phenomenon: a piece of amber rubbed against the sleeve becomes electrified, acquiring a force field which attracts light objects such as chaff and paper. Rubbing one's woolen jacket on the hair of one's head elicits sparks which can be seen in the dark. Lightning between clouds (or between clouds and the earth) is another example of familiar electrical phenomena. The woolen jacket and the clouds are electrified, acquiring a force…
Citation
Joseph A. Edminister; Mahmood Nahvi, PhD: Schaum's Outline of Electromagnetics, 4th Edition. The Subject of Electromagnetics, Chapter (McGraw-Hill Professional, 2014), AccessEngineering Export