7-70. The assembly consists of three disks A, B, and Cthat are used to support the load of 140 kN. Determine thesmallest diameter di of the top disk, the diameter dy withinthe support space, and the diameter dy of the hole in thebottom disk. The allowable bearing stress for the materialis (a.)ler - 350 MPa and allowable shear stress isTlon - 125 MPa.140 kNd.20 mm10 mm

Assume bearing failure for disk B,σballow=PA=Pπ4d12σballow=4Pπd12d1=4×140×1000π×350d1=22.57 mm…

Answered: 7-70. The assembly consists of three…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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The observation cage C has a weight of 250 kip and through a system of gears, travels upward at constant velocity along the A-36 steel column, which has a height of 200 ft. The column has an outer diameter of 3 ft and is made from steel plate having a thickness of 0.25 in. Neglect the weight of the column, and determine the average normal stress in the column at its base, B, as a function of the cage’s position y. Also, determine the displacement of end A as a function of y.
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The solid aluminum shaft has a diameter of 50 mm and allowable shear stress of tallow = 60 MPa. Determine the largest torque T1 that can be applied to the shaft if it is also subjected to the other torsional loadings. It is requiredthat T1 act in the direction shown. Also, determine the maximum shear stress within regions CD and DE. 5–7. The solid aluminum shaft has a diameter of 50
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