Blog

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 torque of TC = 590 N·m is applied to the aluminum [G = 73 GPa] shaft. Segment (1) has a diameter of 68 mm, and segment (2) has a diameter of 35 mm. Determine the angle of twist at C. Let L1 = 0.64 m and L2 = 0.35 m.

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 128,000 mm4 and a shear modulus of 1.9 GPa. Core (2) has a polar moment of inertia of 19,100 mm4 and a shear modulus of 1.3 GPa. Determine the torque produced in core (2). Let a = b = 215 mm.

A 20-lb cardboard box sits on an oak beam. Determine the maximum bending moment in the beam if the weight is modeled as concentrated load P = 20 lb. Let a = 51 in.

Loads P = 26 N, Q = 63 N, and R = 29 N are applied to the structure. Determine the torque generated in segment (2). Let a = 106 mm, b = 82 mm, and c = 43 mm.

At a small temple, WL and O-lan

Determine the magnitude of the largest bending moment (consider both positive and negative peaks) in the beam. Let M = 187 lb·ft, a = 2.2 ft, and b = 8.8 ft. Assume the beam cannot lift off of the supports.

A 33-lb cardboard box sits on an oak beam. Determine the maximum bending moment in the beam if the weight is modeled as concentrated load P = 33 lb. Let a = 50 in.

A torque of T = 420 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 18 ksi.

A force of P = 22 N is applied to a lever at the end of a composite shaft. Sleeve (1) has a polar moment of inertia of 112,000 mm4 and a shear modulus of 0.5 GPa. Core (2) has a polar moment of inertia of 19,100 mm4 and a shear modulus of 1.8 GPa. Determine the torque produced in core (2). Let a = b = 230 mm.