A hand book of general instruction for mechanics, containing useful rules and memoranda for practical men (1907)
Smith, Franklin Elijah, 1872- · New York, D. Van Nostrand company · leaf 278
3 Fig. 78 Example. A beam 16 feet long is resting on twosupports, A and B, there is a weight of 4 tons hanging5 feet from A. What share of this weight will be sup-ported by A and B respectively? (Fig. 79.) … F-G. 79 Support A holds 2f tons.Support B holds 1^ tons. Arts. By the principle of the lever, the shorter arm mustbear the greater weight and the longer arm the smallerweight. 266 A HAND BOOK FOR MECHANICS This fact was clearly demonstrated by Fig. 69. The following figure will clearly explain the…
Mechanics · Arithmetic · Measurement
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