The electric motor and the transmission of power (1906)
Houston, Edwin J. (Edwin James), 1847-1914, Kennelly, Arthur E. (Arthur Edwin), 1861-1939, joint author · New York : McGraw Pub. Co. · leaf 87
hich have beensprinkled on a glass plate placed over abar magnet. Regarding the grouping of filings asindicating the paths of magnetic flux, inthe plane of the glass plate, it will beseen that curved chains of filings connectthe two ends N^ and S^ of the magnet,although in the outlying portions of… … 80 THE ELECTRIC MOTOR AISTD this flux not only occupies the space out-side the magnet, but also penetrates itssubstance, and that, in fact, each flux pathforms an endless chain, passing throughboth the substance of the magnet and theregion outside the magnet. The questionnaturally arises whether…
Electric motors
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