Elementary treatise on electricity and magnetism : (1905)
Foster, G. C. (George Carey), 1835-1919, Joubert, J. (Jules François), 1834-1910, Porter, Alfred W. (Alfred William), 1863-1939 · London ; New York ; Bombay : Longmans, Green, and Co. · leaf 104
tigate the relation between the longitudinal and transverse stresses acting on the medium in a tube of induction, con sider as a special case a tube of rectangular section in a field bounded by two concentric spheri-cal conductors. Let each pair of the four plane C-^ ;^_-, faces which bound the… … Fig. 44.. 57] STRESSES IN ELECTRIC FIELD 81 radii r + hdr and r — \dr, the force along its length on any suchspheiical surface within it is , DA . DA Q where Q is the charge on the smaller conductor, and the difference ofthe forces on its bounding curved surfaces is (since DA = constant) that is, a…
Electricity · Magnetism
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