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The Britannica Guide to Electricity and Magnetism
From our television sets to the magnets that dot our refrigerators, electricity and magnetism are ever-present in our everyday lives. Even aside from our modern technology, electrical charges can be found throughout naturethe most significant example being Earths magnetic field. This incisive volume includes extensive discussions of electrical and magnetic fields, as well as biographies of the physicists whose work has led to our greater understanding of them.