(Solved): 2 The cross section of an extruded beam is a hollow square of side a=3 in. and thickness t=0.25 in. ...
2 The cross section of an extruded beam is a hollow square of side a=3 in. and thickness t=0.25 in. For a vertical shear of 15 kips, determine the maximum shearing stress in the beam and sketch the shear flow in the cross section.