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 285
HAND BOOK FOR MECHANICS intensity of the power. That is, a weight of 100 poundssuspended from A would exactly counterbalance a weightof 100 pounds suspended from C, because A, B, and B, C,are equal, but a force applied to the cord at A, causingit to move in a downward direction, would cause thecord… … Fig. 86 The figure shows a cord attached to a beam at A, thenled around a single movable pulley, and then up over asingle fixed pulley; the free end B is where the power isapplied, and attached to the movable pulley is a weight= W. In such an arrangement it is evident that the weight Wis supported…
Mechanics · Arithmetic · Measurement
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