Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc
Macmillan, 1870 - 130 pages
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acceleration action angle angular application arrow axes axis bearing becomes body called center of gravity circle coefficient components consider constant cord cos² couple curve determined diameter direction distance earth Edition energy engine equal equation expressed fall Find follows forces acting friction GEOMETRICAL given gives horizontal hour inch inertia kinetic known length lens light load mass means moment of inertia moments motion moving necessary normal object obtained origin P₁ parallel passes pendulum perpendicular placed plane position pressure principle Problem produce radius rays refraction relation represented resistance respect rest resultant rotation seen shown in Fig side similar speed square student supports Suppose surface tangential tension tion unit varies velocity vertical weight wheel write zero