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Repeat Problem 4.46, except that the sheave diameter is 140 mm.
Problem 4.46
The shaft shown in Figure P4.46 is 200 mm long between self-aligning bearings A and B. Belt forces are applied to a sheave in the center, as shown. The left end of the shaft is connected to a clutch by means of a flexible coupling. Nothing is attached to the right end.
(a) Determine and make a sketch showing the stresses acting on the top and side elements, T and S, located adjacent to the sheave. (Neglect stress concentration.)
(b) Represent the states of stress at T and S with three-dimensional Mohr circles.
(c) At location S, show the orientation and stresses acting on a principal element, and on a maximum shear element.
Determine the equilibrium values of x and the stability condition of each and The rod DE passes freely through the pivoted collar C, and the cylinder of mass m slides freely on the fixed vertical shaft.
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each wheel of the motorcycle has mass mw 9 kg radius r 330 mm and moment of inertia i 0.8 kg-m2. the combined mass of
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So if the bridge continues to move freely forever, we have an infinite source of energy through generation of current. How is this violation of energy conservation resolved?
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Derive the equilibrium conditions for an isolated system consisting of two regions separated by a membrane and with three components A, B, and C. The membrane is rigid, heat conducting, and only permeable to component A.
Give the advantages and disadvantages of each type of automated system.
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