A 25-lb cardboard box sits on an oak beam. Determine the maximum bending moment in the beam if the weight is modeled as distributed load w = 1.2500 lb/in. Let a = 40 in. and b = 20 in.

A force of P = 25 N is applied to a lever at the end of a composite shaft. Sleeve (1) has a polar moment of inertia of 89,000 mm4 and a shear modulus of 0.5 GPa. Core (2) has a polar moment of inertia of 27,500 mm4 and a shear modulus of 1.5 GPa. Determine the torque produced in sleeve (1). Let a = b = 235 mm.

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.

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.

If the normal stress in rod (1) is limited to 250 MPa and the required factor of safety is 1.8, determine the maximum load P that can be applied to rod (2). Let a = 0.48 m, b = 0.72 m, and the cross-sectional area of rod (1) be 255 mm2.

Villagers attacked WL’s house

A force of P = 23 N is applied to a lever at the end of a composite shaft. Sleeve (1) has a polar moment of inertia of 63,800 mm4 and a shear modulus of 1.5 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 = 250 mm.

A load of P = 13 N is applied to a hex wrench that has lengths a = 35 mm and b = 137 mm. Determine the torque applied to the set screw.

Axial loads are applied with rigid bearing plates to the solid cylindrical rods. One load of P = 120 kN is applied to the assembly at A, two loads Q = 40 kN are applied at B, and two loads R = 150 kN are applied at C. Determine the total change in length of the assembly.L1 = 0.24 m, E1 = 194 GPa, A1 = 0.0014 m2L2 = 0.46 m, E2 = 208 GPa, A2 = 0.0005 m2L3 = 0.34 m, E3 = 106 GPa, A3 = 0.0015 m2

A force of P = 25 N is applied to a lever at the end of a composite shaft. Sleeve (1) has a polar moment of inertia of 108,000 mm4 and a shear modulus of 0.8 GPa. Core (2) has a polar moment of inertia of 23,000 mm4 and a shear modulus of 0.6 GPa. Determine the torque produced in core (2). Let a = b = 200 mm.