Thomson, J. J. (Joseph John), 1856-1940 · New Haven, Yale University Press · leaf 74
, hence to preserve continuitythese tubes must run round in the shell to join thesphere as in Fig. 14. We thus have in this case two pulses, one aplane pulse propa-gated in the direc-tion in which theparticle was mov-ing before it wasstopped, the other aspherical pulse trav-elling outward in… … Fig. 14. RONTGEN RAYS AND LIGHT 51 reduced to zero is merely diminished by A v, wecan show, as on page 57, that it will give rise toa pulse in which the magnetic force H is given bythe equation j-r eAv sin 6 ±L = ^—, r o and the tangential electric force T by m __ e. A v sin 8= ~Vr.h * Now the…
Electricity · Matter · Radioactivity
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![An illustration from L'optique divisée en trois livres : ou, l'On démontre d'une maniere aisée tout ce qui regarde 1. la propagation & les proprietez de la lumiere. 2. La vision. 3. La figure & la disposition des verres qui servent à la perfefectionner [sic] (1682)](https://img.insideoutlibrary.com/img/200/ia-loptiquedivise00ango-177-18.webp)
