Problem 1.aTo find the height of an accessible object.aRule. Measure the distance between the bottom of the object, and any convenient ... Then say, As radius is to the tangent of the angle of elevation, so is the horizontal distance to the height of the object above the ... Example.-aThe angle of elevation of a tower at a station on the same horizontal plane was 48Ad, and at another station, on a level withanbsp;...

Title | : | A Dictionary of Mechanical Science |

Author | : | |

Publisher | : | - 1837 |

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