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 281
ismatic BeamSupported at the Ends.—Let the load per lineal unit of thelength of beam be =w (this can be made to include theweight of the beam itself). Fig. 235. From symmetry, each reaction = y2wl. For the free body nO we have, put-ting J(mom. about n)=0, : : 2(58 MECHANICS OF ENGINEERING. which… … Fig. 235. To find the shear J, at n, we may either put J(vert. com-pons.)=0 for the free body, whence J= y2wl—tox, and musttherefore be downward for a small value of x ; or, employ-ing § 240, we may write out dM~dx, which gives -*►-•■» a: the same as before. To find the max. 31, or 3Im, put…
Mechanics, Applied · Engineering · Strength of materials
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