For the following questions answer them individually
The critical load for a column of length l hinged at both ends and having flexural rigidity EI, is given by
For determination of allowable stress in axial compression, Indian Standard Institution has adopted
With usual notations of the letters, the shear stress fs at any point of the cross-section is given by
A simply supported beam carrying a central load, will be safe in deflection if the ratio of its span to depth is
