Electricians' operating and testing manual; (1910)
Horstmann, Henry C. [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. H. Drake & co · leaf 90
ps for a half revolution are illus-trated by the figures in Figure 59, where the figureat the left represents the various positions of the gen-erator coil, 1, 2, 3, 4, 1, as it makes a half revolution.The several figures at the right show the resultingcondition and corresponding position assumed… … Figure 59 produces a field of force with a polarity, as shown inthe head of the arrow, indicating an N pole, and asthe generator armature is requiring at this point thegreatest expenditure of energy to turn it so is themotor armature yielding its greatest turning effort. When the generator armature…
Electrical engineering · Electric testing
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