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 328
he sum obtained by the total sectional area of the col-ums (4 of them), and the quotient 1562 is the requiredanswer. Cubic contents of cistern when full of water = 12 X 8X 6 = 576 cubic feet. 1 cubic foot of water weighs 62.5 lb. Weight of water in cistern = 576 X 62.5 ^ 2 = 18,000lb. STRENGTH OF… … XJ^ Fig.114Shearing Stress In cutting through a bar we cut through its section:then in shearing stress always find the sectional area. The shearing stress of wrought iron is usually con-sidered to be 52,000 pounds (23 tons) per square inch. That is, a stress of 52,000 pounds is required to…
Mechanics · Arithmetic · Measurement
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