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 42
emember in connection with the study ofcurrent electricity. From the point of view of the electron theory(§ 20), it would be natural to invert this convention exactly, sincethis theory regards the negative electricity alone as moving throughconductors. But since the opposite convention has become… … Fig. 28. Hydrostatic Analogy of Positively andNegatively Charged Bodies. S2 ELECTRICITY AND MAGNETISM 23 simplest methods of comparing the potential difference which existsbetween any two charged bodies and the earth, is to connect thecharged bodies successively to the knob of an electroscope, the…
Electrical engineering
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