Mechanics of engineering. Comprising statics and dynamics of solids: and the mechanics of the materials of constructions, or strength and elasticity of beams, columns, arches, shafts, etc (1888)
Church, Irving P[orter], 1851- [from old catalog] · New York, J. Wiley & sons · leaf 35
or, a? = „■ 3—► 6 p — 4^ For a semicircular plate this reduces to x = o-. [iVtffe.—In numerical substitution the arcs or and /? usedabove (unless sin or cos is prefixed) are understood to be ex-pressed in circular measure (7r-measure); e.g., for a quad-rant, fi = | = 1.5707+ ; for 30°,/? = |; or,… … Fio. 19. J limits of the interior integrations areinstead of . Result, l—n — 4 r* — r* sin \fiX = 3 r? - r; ~~~W~% Parallel forces and the centre of gravity. 23Pboblem 5.—Segment of a circle; thin plate, etc.—Fig. 20. Since each rectangular element of any ver-tical strip has the same x, we may take…
Mechanics, Applied · Engineering · Strength of materials
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