Hertz, Heinrich, 1857-1894, Jones, Daniel Evan, b. 1863, Schott, George Adolphus, 1868- tr · London: Macmillan, New York, Macmillan and co. · leaf 152
Fig. 12 5.—Rotating disc and rectilinear currents, § nat. size. infinity, the currents remain finite in the limited disc, and wefind on retaining the first two powers of the dimensions ofthe disc 2 2 /o 9 *>\ . cr - a , „ a{oc - or) 2 . 0 ._,0 .->. * 8(7^ C°S W(E P) - 12</ + cr/~ Sm… … A Fig. 13, a and &.—-Rotating disc and rectilinear current, § nat. size. 120 INDUCTION IN EOTATING SPHEEES See Fig. 13, Kotatingsphericalshells. Executionof experi-ments. In Fig. 13 two particular cases are represented. In a thestraight wire cuts the axis of rotation at a sufficient…
Electricity · Physics
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