Problem 4- The state of stress acting on two planes at a point is indicated. Determine: a) The shear stress on plane a-a; b) The principal stresses and their orientation at the point. 80 kPa 90 60 kPa 60

PROBLEM 3 Observe the figure below. Determine the following: a. axial stress on the shank if the load applied is 10, 000 N. b. the shear stress along the cylindrical section defined by the section lines a-a c. the shear stress in the bolt head along the section defined by the section lines b-b d. the bearing stress developed between the plate and the washer if the washer has a thickness of 5mm. 8 mm a 7 7 mm 18 mm 10 000 N 30 mm

9. An element of a machine member is subjected to the stresses shown. Calculate the magnitude and direction of the principal stresses and the maximum shear stress using the analytical approach. Y 8000 psi -12,000 psi 10,000 psi

1/2 Problem 1: Two solid cylindrical rods AB and BC are welded together at B and loaded as shown in. If the stress must not exceed 14OMPA in either rod, determine the smallest allowable value of the diameter of rod AB and ВС. 300mm B 40 kN 250mm - d2 30 kN

For the assembly shown in the figure below, Determine the state of stress at point A on the cross section of the pipe at section a-a. 20 mm P 170N d 30mm Section a-a 120mm b 220mm

PROBLEM 2 For the lap joint shown, determine the shearing stress of the rivets and the bearing stress of the plates. The width of the plate is 110mm and its thickness is 10mm. The diameter of each rivet is 12mm. 120 mm →cokN