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 261
Fig. GO Example. What is the weight of a brass cylinderwhose length is 45 inches, outer diameter 12 inches, andthickness f inch? (Fig. 61.) 357.84 lb. Ans. … mzzzzzzzzzzzzzzzm ////////////////7m 45 ^ Fig. 61 CIRCULAR MEASURE 249 Inner diameter equals 12 — f — f = 10.512 X 12 X .7854 X 45 = 5089.39 cu. in. of metal in out-side diameter. 10.5 X 10.5 X .7854 X 45 = 3896.56 eu. in. of metal in inside diameter. Then 5089.39 - 3896.56 = 1192.83 cubic inches…
Mechanics · Arithmetic · Measurement
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