Gage, Alfred P. (Alfred Payson), 1836-1903 · Boston, London, Ginn · leaf 126
t B can be measured to the hundredth of a millimeter. 90. The knee or toggle-joint. — This machine also is em-ployed where great pressure hasto be exerted through a smallspace, as in punching and shear-ing iron. Force applied at C(Fig. 71) in the direction CDwill cause the jointed bars to bebrought… … 110 MOLAE DYNAMICS. Exercises. 1. a. When is a machine said to gain intensity of force ? 6. Whenis it said to gain speed ? 2. a. How is intensity of force gained by the use of a machine ?6. How is speed gained by the use of a machine ? 3. a. What is mechanical advantage ? 6. Give a rule by which the
Physics
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