International Library of Technology · Scranton, International Textbook Co. · leaf 489
aving the arrow-heads, whichindicate the direction of the lines of force, assuming thepolarities of the pole-pieces to be as indicated by the lettersN and 5. In this figure the field core is represented as beingvertical, and this type of magnet is so used in certain ma-chines of English make. It… … 2022 APPLIED ELECTRICITY. made in this country use this type of magnets with the coilhorizontal and below the armature. Further, the armatureshaft may either have the direction indicated or be at rightangles to that direction, if desired, without changing thecharacter of the field-magnet. The…
Electrical engineering
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