Question 1: Answer the following questions in brief.
1.1What do you understand by theory of failure with five example? Name five standard theory of failure under static load.
Question 2: The load on a bolt having diameter 13 mm, consists of an axial pull P of together with a transverse shear force of 6kN. Find the axial pull P required on a bolt according to maximum principal stress theory. Consider maximum allowable tensile stress () = 90 MPa.