August 2023

Q. For a plane stress problem, the state of stress at a point P is represented by the stress element as shown in figure. By how much angle (q ) in degrees the stress element should be rotated in order to get the planes of maximum shear stress? (A) 13.3 (B) 26.6 (C) 31.7 (D) […]

Q. Consider the hemi-spherical tank of radius 13 m as shown in the figure (not drawn to scale). What is the volume of water (in m3) when the depth of water at the centre of the tank is 6 m? A. 78π B. 156π C. 396π D. 468π Ans: 396π Solution: Volume generated by the Y axis