A torque of T = 130 lb·in. is applied to two pulleys and a copper-alloy shaft. Determine the minimum diameter of the shaft if its shear yield strength is 21 ksi.

A load of P = 16 N is applied to a hex wrench that has lengths a = 42 mm and b = 134 mm. Determine the torque applied to the set screw.

If the length of a timber column cannot change by more than 0.045 in., determine the maximum load P that can be applied to the column. Let b = 4.75 in., d = 9.50 in., and L = 102 in.

Gear B has 10 teeth, and gear C has 17 teeth. If a torque of 13 lb·in. and a speed of 2,070 rpm is required at A, determine the minimum power that the motor must provide.

An upward load is applied to a circular rod that has a diameter of 10.70 mm. The rod is connected to the ground using a pin that has a diameter of 9.24 mm. If the normal stress in the rod is limited to 90 MPa and the average shear stress in the pin is limited to 170 MPa, determine the maximum load that can be applied to this connection.

A torque of TC = 680 N·m is applied to the aluminum shaft. Segment (1) has a diameter of 75 mm, and segment (2) has a diameter of 37 mm. Determine the angle of twist at C. Let L1 = 0.67 m and L2 = 0.35 m.

Gear B has 9 teeth, and gear C has 14 teeth. If a torque of 10 lb·in. and a speed of 1,800 rpm is required at A, determine the minimum power that the motor must provide.

A load of P = 24 N is applied a = 250 mm from the center of a 21 mm bolt. Determine the torque applied to the bolt.

A force of P = 30 N is applied to a lever at the end of a composite shaft. Sleeve (1) has a polar moment of inertia of 132,000 mm4 and a shear modulus of 1.4 GPa. Core (2) has a polar moment of inertia of 15,700 mm4 and a shear modulus of 1.1 GPa. Determine the torque produced in sleeve (1). Let a = b = 210 mm.

A torque of T = 460 lb·in. is applied to two pulleys and a copper-alloy shaft. Determine the minimum diameter of the shaft if its shear yield strength is 20 ksi.