Lessons in practical electricity; principles, experiments, and arithmetical problems; over four hundred illustrations; an elementary text book (1909)
Swoope, C. Walton (Coates Walton), d. 1901 · New York, D. Van Nostrand company · leaf 306
r volt coil, is wound with a few turns of very fine wire and connected inseries with a h igh resist-ance, the terminals be^ing brought out to independent bindingposts, as shown at thetop of the Weston in-strument, A pushbutton switch is in-serted in the volt coilcircuit. The mov-able coil thus… … 2S8 PRACTICAL ELECTRICITY. The current in the volt coil will vary as the potential dif-ference between its terminals and the current through tlieampere coil will vary as the current in the circuit in whichit is inserted. The force acting upon the movable coil, or theforce required to bring it to…
Electricity · Magnetism
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