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 276
INDICATING DEVICES 1,795 Ques. How does the dynamometer operate? Ans. When current is passed through both coils, the movablecoil is deflected against one of the stop pins, then the tortionhead is turned to oppose the movement until the deflection hasbeen overcome and the coil brought back to its… … Fig. 2.517.—Moving element of Keystonethe_ movable coil, pointer, aluminum6prings, and counter weights. dynamometer instrument. The illustration showsair vane for damping the oscillations, controlling 1,796 HAWKIXS ELECTRICITY
Electrical engineering
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