International Library of Technology · Scranton, International Textbook Co. · leaf 241
effect is to rotate the movable coil aboutits vertical axis; by turning the milled nut, a tension maybe put on the spring which will return the coil to its origi-nal position. The force exerted by the spring on the coil isproportional to the angle through which the milled headattached to the spring… … rm=.^^ Hc^ r#r™=----^^^^ ?■ V j 1 \/ V 1676 ELECTRICAL MEASUREMENTS. zero mark on the scale when the movable coil is at rightangles to the fixed coil. As the two coils are in series, doubling the current in onecoil doubles it in the other, so the mutual force of bothcoils is doubled, and the force…
Electrical engineering
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.], 1902, leaf 241](https://img.insideoutlibrary.com/img/1024/ia-electricengineer01inte-241-107.webp)
