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Practical plane and solid geometry for advanced students, including graphic statics, adapted to the requirements of the South Kensington syllabus (1899)

Harrison, Joseph, Baxandall, George Albert · London Macmillan · leaf 108

An illustration from Practical plane and solid geometry for advanced students, including graphic statics, adapted to the requirements of the South Kensington syllabus, 1899, leaf 108
too remote, determine Qv draw the tangentQ-yS; then SQ is the required tangent. The normal at Q is not shown in the figure, but itpasses through Q, and is perpendicular to PS. Third Method, (see Fig. 84).—Let P be the given point.With centre P and radius equal to CA, describe an arcintersecting the… … For G is the instantaneous centre of the trammel Pba, and thereforethe tracing-point P is moving in the direction at right angles to PG. 93. Problem.—Having drawn a tangent to a givenellipse, to find the point of contact. First Method.—Let the tangent be the one shown in thefigure above. From one…

Geometry, Descriptive -- Problems, exercises, etc · Geometry, Plane -- Problems, exercises, etc · Graphic methods

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