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 23
cted upon bythe current, since the poles are no longer within the coils, but 442 HAWKINS ELECTRICITY protrude at the side. Moreover, the needles being oblique tothe force acting on them, part only of the force is turning themagainst the directive force of the fibre; the other part is… … Fig. 515.—Bvinnell tangent galvanometer. This instrument is mounted on a circular hardrubber base, 7?^ inches diameter, provided with levelling screws and anchoring points.The galvanometer consists of a magnetized needle s inch in length, suspended at thecenter of a rubber ring six inches in…
Electrical engineering
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