Advanced theory of electricity and magnetism; A text-book for colleges and technical schools (1915)
Franklin, William S. (William Suddards), 1863-1930, MacNutt, Barry, 1878-1936. joint author · New York, Macmillan · leaf 285
ield being perpendicular to thepaper in Fig. £40 and directed away from the reader. Theintensity of the magnetic field in gausses at any point p is equal 272 ADVANCED ELECTRICITY AND MAGNETISM. to 4ir times the abamperes of current per centimeter of widthof ribbons. The current at the point pp is… … SO cm. Note.—The simplest method of handling this problem is to calculate the rateat which charge is accumulating on each square centimeter of the inner face of theribbons due to the tapering current, positive charge on ribbon A A and negativecharge on ribbon BB, and to consider, with the help of…
Electricity · Magnetism
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