Practical mechanical drawing and machine design self taught .. (1907)
Westinghouse, Charles. [from old catalog] · Chicago, F. J. Drake & co. · leaf 27
of equalarea. Diameter of circle. Multiply the side of asquare by 1.128, the product is the diameter of acircle of equal area. To find the versed sine, chord of an arc or theradius when any two of the three factors aregiven—Fig. 46. 24 MECHANICAL DRAWING E = C2+4V2 8V C=2i/V(2E—V) 4R2_C2 To find… … rig 47. N=v(R2_X2)—(K—H R= C2+4V2 8V C=2v/V(2R—V) iV=R-y I4R2—02 To find the diameter of a circle when the chordand versed sine of the arc are given. DG2+GH2 AC=- To find the length of any arc of a circle, whenthe chord of the whole arc and the chord of halfthe arc are given—Fig. 48.
Mechanical drawing · Machine design
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