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 236
5664 feet, outside circumference3.1416 X 2.5 = 7.85400 feet, inside circumference4 — 2.5 = 1.5 -T- 2 =.75 feet, width of ring. Ans. Example. The circumference ofa flange is 60 inches and in it thereare a number of holes 4 inches fromthe outside of flange to center ofholes. What is the diameter of… … 224 A HAND BOOK FOR MECHANICS Thus 60 3.1416 4X2= Ans. 3.1416)60.0000(19.095 = diameter of flange31.416 285840 282744 309600 282744 16856 19.095 - 8 = 11.095. Ans. Then 11.095 is the diameter of circle on which holesare drilled. Square Measurements Note: one dash after a dimension represents feet…
Mechanics · Arithmetic · Measurement
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