Q: An aluminum tube is required to transmit an axial tensile force P
An aluminum tube is required to transmit an axial tensile force P = 33 k (see figure part a). The thickness of the wall of the tube is 0.25 in. (a) What is the minimum required outer diameter dmin if...
See AnswerQ: An elevated jogging track is supported at intervals by a wood beam
An elevated jogging track is supported at intervals by a wood beam AB (L = 7 .5 ft) that is pinned at A and supported by steel rod BC and a steel washer at B. Both the rod (dBC = 3 /16 in.) and the wa...
See AnswerQ: A flat bar of a width 60 mm b 5 and thickness
A flat bar of a width 60 mm b 5 and thickness 10 mm t 5 is loaded in tension by a force P (see figure). The bar is attached to a support by a pin of a diameter d that passes through a hole of the same...
See AnswerQ: Continuous cable ADB runs over a small frictionless pulley at D to
Continuous cable ADB runs over a small frictionless pulley at D to support beam OABC, which is part of an entrance canopy for a building (see figure). The canopy segment has a weight W = 1700 lb that...
See AnswerQ: Continuous cable ADB runs over a small frictionless pulley at D to
Continuous cable ADB runs over a small frictionless pulley at D to support beam OABC, which is part of an entrance canopy for a building (see figure). A downward distributed load with peak intensity q...
See AnswerQ: Two bars AC and BC of the same material support a vertical
Two bars AC and BC of the same material support a vertical load P (see figure). The length L of the horizontal bar is fixed, but the angle u can be varied by moving support A vertically and changing t...
See AnswerQ: A torque To is transmitted between two flanged shafts by means of
A torque To is transmitted between two flanged shafts by means of ten 20-mm bolts (see figure and photo). The diameter of the bolt circle is d = 250 mm. If the allowable shear stress in the bolts is 8...
See AnswerQ: A horizontal beam AB with cross-sectional dimensions (b =
A horizontal beam AB with cross-sectional dimensions (b = 0 .75 in.) × (h = 8.0in.) is supported by an inclined strut CD and carries a load P = 2700 lb at joint B (see figure part a). The...
See AnswerQ: A tie-down on the deck of a sailboat consists of
A tie-down on the deck of a sailboat consists of a bent bar bolted at both ends, as shown in the figure. The diameter dB of the bar is 1/4 in., the diameter dW of the washers is 7/8 in., and the thick...
See AnswerQ: Two steel tubes are joined at B by four pins (dp
Two steel tubes are joined at B by four pins (dp = 1 1mm), as shown in the cross section a–a in the figure. The outer diameters of the tubes are dAB = 41 mmd and dBC = 28 mm. The wal...
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