The practical testing of dynamos and motors (1905)
Smith, Charles Frederick, 1873- · Manchester Scientific Pub. Co · leaf 36
ich will flow through the galvanometerduring the fkst trials. The final adjustment should bemade with the galvanometer as sensitive as possible. MEASUREMENT OF RESISTANCES. 21 Measurement of Low Armature l^esistance by Thomson Bridge.—In the case of very large armatures where the resistanceis less… … Fig. 5.—Measurement of Armature Resistance by Thomson Bridge. The connections are shown in Fig. 5, where D is dynamo armature to be measured. Ri R( are resistances, usually of the plug-resistancebox type, both capable of being varied, butpreferably so arranged as to be always equal toone another.…
Dynamos · Electric motors
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
