Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 16
y given bothfor galvanometers for intermediate resistance. Third, in GALVANOMETERS 435 micro-amperes, the sensibility being the number of micro-amperes that will give one millimeter deflection with scale at adistance of one meter. Ques. Upon what does the sensibility depend? Ans. 1, Upon the number… … Fig. 507. — Breguet upright galva-nometer with glass shade. Fig. 508.—Bunnell horizontal galvanometer. Ithas two coils, one of which is of zero resistanceand one of fifty ohms resistance adapting it to avariety of test. The needle is usually quite small, and often a compound one. In verysensitive…
Electrical engineering
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