Vapor Pressure and Antoine Constants for Hydroncarbons, and

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Being able to turn magnetism on and off, the great strength of electromagnets, and being able to vary the magnetism by varying the electrical current are characteristics of electromagnetism used in many inventions. He connected the coil to a galvanometer, and then moved a magnet back and forth inside the cylinder. Consequently, a wire with electric current running through it has an inherent magnetic force. The relationship \(\Gamma_E \propto -\partial B/\partial t\) tells us that a changing magnetic field creates an electric field in the surrounding region of space, but the phrase “surrounding region of space” is vague, and needs to be made mathematical.

Pages: 373

Publisher: Springer; 1999 edition (May 11, 1999)

ISBN: 354064735X

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