Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 104
= %n[x2 +y2+ 2ax + a2] = %m(x2 + y2) + 2%max + W; a2%m, £mx =. x%m = 0, a%mx =0;%nr2 + a25m, for the center of gravity; .. %max and, finally, (29) 2mr>2 which becomes, on substitution of the radii ofgyration, (30) k< 2=k2 + a2. 62. Compound Pendulum. — Let a physicalpendulum be suspended from… … Fig. 63. and the maximum displacement of SG from the vertical a. 94 MECHANICS OF A RIGID BODY. When the pendulum has fallen through an angle, a — 0, and Gloweredby a distance, A, the work done by the force of weight will be gK%m = ga(cos a — cos 6)^m,and the kinetic energy acquired Ek =…
Physics
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