Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 374
ncearising from lost plugs. Fig. 46 shows a bridge box, but thearrangement of dials is practically the same. Wheatstone Bridge Method. Analysis of Method. The usualmethod by which resistances of unknown value are compared witha known standard is through the use of the Wheatstone bridge.The… … Fig. 47. Diagram of Principle of Wheatstone Bridge at the terminal? A and B, the current which flows through them willdivide itself between -^.ne two wires in inverse proportion to theirresistances. For the measurement of resistance by this method thecurrent strength is, however, of little or no…
Electrical engineering
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