Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 156
Fig. 139 Fig.140 TT^ in!Ill/ … Fig.141 Fig. 142 Figs. 139 to 142.—Illustrate the fundamental principle of the motor. seen is the fundamental principle of the electric motor andmay be expressed thus: A conductor carrying a current inthe field of a magnet tends to move to cut the lines of forceof the latter at right angles. This,…
Electric machinery
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