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 265
s. What is the principle of operation of the inclinedcoil instrument? Ans. When a current is passed through the coil, the irontends to take up a position with its longest sides parallel to thelines of force, which results in the shaft being rotated and thepointer moved on the dial, the amount of… … PIVOTFig. 2.4&9.—Magnetic vane form of electromagnetic or moving iron instrument.
Electrical engineering
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