Solve Problem 4.99 for = 90. P4.99 For the portion of a machine shown, the 4-in.-diameter
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Solve Problem 4.99 for θ = 90°. P4.99 For the portion of a machine shown, the 4-in.-diameter pulley A and wheel B are fixed to a shaft supported by bearings at C and D. The spring of constant 2 lb/in. is unstretched when θ = 0, and the bearing at C does not exert any axial force. Knowing that θ = 180° and that the machine is at rest and in equilibrium, determine
(a) The tension T,
(b) The reactions at C and D. Neglect the weights of the shaft, pulley, and wheel.
.PNG)
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