The mechanic's text-book and engineer's practical guide; containing a concise treatise on the nature and application of mechanical forces; action of gravity; the elements of machinery; rules and tables for calculating the working effects of machinery; of the strength, resistance, and pressure of materials; with tables of the weight and cohesive strength of iron and other metals (1866)
a. 1 a 3 c 8aI ber of equal parts ; also divide the perpendiculars A aand B b into the same number of equal parts; thenfrom a and b draw lines meeting each division on theline A C B ; and a curve line drawn through each in-tersection will form the parabola required. 16. To obtain by measurement the… … PRACTICAL GEOMETRY, 15 venient radius, describe the arc c c, make the arc twicethe radius in length, through which draw the line dee,and on e describe another arc equal in length to oncethe radius, as eff; draw the line efr equal to ef d;on r describe the arc j j, in length twice the radius…
Mechanical engineering
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