Axial loads are applied with rigid bearing plates to the solid cylindrical rods. One load of P = 130 kN is applied to the assembly at A, two loads Q = 40 kN are applied at B, and two loads R = 140 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 = 0.44 m, E2 = 206 GPa, A2 = 0.0003 m2L3 = 0.32 m, E3 = 104 GPa, A3 = 0.0015 m2

A 40-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 = 1.6667 lb/in. Let a = 37 in. and b = 24 in.

A 3D printer is used to create a shock absorbed composed of two polymers. Polymer (1) [E = 260 ksi] has a cross-sectional area of 2.0 in.2. Polymer (2) [E = 240 ksi] has a cross-sectional area of 2.0 in.2. After the shock absorber is loaded between steel plates by load P = 475 lb, determine the load carried by polymer (2).

A load of P = 12,100 lb is applied to the connection. If the average shear stress in the bolts is limited to 27 ksi and the required factor of safety is 2.3, determine the minimum allowable bolt diameter.

A load of P = 7,400 lb is applied to the connection. If the average shear stress in the bolts is limited to 33 ksi and the required factor of safety is 1.9, determine the minimum allowable bolt diameter.

If a load of P = 13 kN is applied to rod (2), determine the magnitude of the resultant force at C. Let a = 0.37 m and b = 0.65 m.

Axial loads are applied with rigid bearing plates to the solid cylindrical rods. One load of P = 130 kN is applied to the assembly at A, two loads Q = 50 kN are applied at B, and two loads R = 160 kN are applied at C. Determine the total change in length of the assembly.L1 = 0.20 m, E1 = 196 GPa, A1 = 0.0013 m2L2 = 0.44 m, E2 = 212 GPa, A2 = 0.0004 m2L3 = 0.32 m, E3 = 110 GPa, A3 = 0.0016 m2

If rod (1) elongates 0.305 mm and rod (2) elongates 0.403 mm, determine how far downward E moves. Let a = 0.38 m and b = 0.70 m.

A 3D printed polymer rod measures 168.00 mm in length while on the heated print bed at 64.8°C. After cooling to room temperature at 21.5°C the rod measures 167.42 mm in length. Determine the coefficient of thermal expansion of the polymer.

A load of P = 14,900 lb is applied to the connection. If the average shear stress in the bolts is limited to 30 ksi and the required factor of safety is 1.9, determine the minimum allowable bolt diameter.