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longitudinal strains in beamsdetermine the maximum normal strain emax produced in a steel wire of diameter d 116 in
a thin strip of steel of length l 28 in and thickness t 025 in is bent by couples m0 see figure the deflection at the
a cantilever beam ab is loaded by a couple m0 at its free end see figure the length of the beam is l 20 m and the
a 45 in outside diameter polyethylene pipe designed to carry chemical wastes is placed in a trench and bent around a
a thin high-strength steel rule e 30 times106 psi having thickness t 0175 in and length l 48 in is bent by couples
each girder of the lift bridge see figure is 180 ft long and simply supported at the ends the design load for each
a freight-car axle ab is loaded approximately as shown in the figure with the forces p representing the car loads
a seesaw weighing 3 lbft of length is occupied by two children each weighing 90 lb see figure the center of gravity of
during construction of a highway bridge the main girders are cantilevered outward from one pier toward the next see
a wood beam reinforced by an aluminum channel section is shown in the figure the beam has a cross section of dimensions
a cantilever beam of w 12 times 14 section and length l 9 ft supports a slightly inclined load p 500 lb at the free
a cantilever beam built up from two channel shapes each c 200 times 171 and of length l supports an inclined load p at
a simply supported wide-flange beam of span length l carries a vertical concentrated load p acting through the centroid
a beam made up of two unequal leg angles is subjected to a bending moment m having its vector at an angle theta to the
the z-section of example 12-7 is subjected to m 5 knm as showndetermine the orientation of the neutral axis and
a wood beam of rectangular cross section see figure is simply supported on a span of length l the longitudinal axis of
beams with inclined loadsa beam of rectangular cross section supports an inclined load p having its line of action
a built-up steel beam of i-section with channels attached to the flanges see figure part a is simply supported at the
a beam of channel section is subjected to a bending moment m having its vector at an angle theta to the z axis see
the beam abcd shown in the figure has overhangs at each end and carries a uniform load of intensity q for what ratio bl
a curved bar abc is subjected to loads in the form of two equal and opposite forces p as shown in the figure the axis
under cruising conditions the distributed load acting on the wing of a small airplane has the idealized variation shown
a beam abcd with a vertical arm ce is supported as a simple beam at a and d see figure a cable passes over a small
a simply supported beam ab supports a trapezoidally distributed load see figure the intensity of the load varies
beam abcd represents a reinforced-concrete foundation beam that supports a uniform load of intensity q1 3500 lbft see