Question: A single square-thread power screw, similar to the one shown below, has a major diameter of 32mm and a pitch of 4mm. The given data

A single square-thread power screw, similar to the one shown below, has a major diameter of 32mm and a pitch of 4mm. The given data include f=fc=0.08,dc= 40mm, and F=6.4kN per screw. (a) Find the thread depth, thread width, pitch diameter, minor diameter, and lead. (b) Find the torque required to raise and lower the load. (c) Find the efficiency during lifting the load. (d) Find the bearing stress. (e) Find the thread stresses bending at the root, shear at the root, and von Mises stress and maximum shear stress at the same location

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