Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 81
Om. The second component Omsimply produces stretch in thestring and pressure upon the pointof suspension. The first compo-nent On is alone responsible forthe motion of the bob. A consid-eration of the figure shows thatthis component becomes largerand larger the greater the dis-placement of the bob.… … Fig. 65. Force acting on dis-placed pendulum QUESTIONS AND PROBLEMS 1. The engines of a steamer can drive it 12 mi. per hour. How fastcan it go up a stream in which the current is 3 mi. })er hour ? How fastcan it come down the same stream ? 2. The wind drives a steamer east with a force which would…
Physics
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