Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 432
a curvedpiece of iron suspended from the point C. and so arrangedthat it is drawn into the coil I) when the current passes fromF to G-. A pointer. CP. moving over an empirically gradu-ated scale, shows, within certain limits, the amount of anysteady current which may be passed through the coil.… … 7::- . structed on the model of the dArsonval galvanometer, isshown in Fig. 261. The essential parts-of the instrumentare a permanent magnet. ACrB. of great constancy, a fixedsoft iron cvlinder. (7, which concentrates the field, and a coil 422 GAL VAXOME TE Y. Of wire, <f, wound about an…
Physics
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