Elementary lessons in electricity & magnetism (1895)
Thompson, Silvanus P. (Silvanus Phillips), 1851-1916 · New York and London, Macmillan and co. · leaf 51
me sign. If two equal charges ofopposite kinds are placed at the same time within thecage no effects are produced on the outside. 38. Distribution of Charge. — A charge of electricityis not usually distributed uniformly over the surfacesof bodies. Experiment shows that there is more elec-tricity on… … Fig. 29. 44 ELECTRICITY AND MAGNETISM part i shown to exist. The term Electric Density is used tosignify the amount of electricity at any point of a sur-face; the electric density at a point is the number of unitsof electricity per unit of area (i.e. per square inch, or persquare centimetre), the…
Electricity
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