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 45
them revolve at a uniform rate of speed;they will then successively move to the points 2 21 ;3 31; 4 41 until l1 is at the point now occupied by Principles of Dynamo-Electric Machines 43 1. The wires will in this time have made one halfrevolution. We have seen that the E.M.F. generatedis… … Figure 25 to them and is not cutting any. Also during % °fone revolution from 1 to 2 it is not cutting nearly asmany lines as during the time it travels from 2 to 3.In fact while the wires are at the exact points 1 l1, noE.M.F. is generated, but as they pass this point itbegins gradually to rise…
Electrical engineering · Electric testing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-47-50.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-1043-543.webp)
