The equivalent length of a column of length L, having both the ends hinged, is

The equation of a parabolic arch of span $$l$$ and rise h, is given by

Pick up the correct statement from the following:

The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is

The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, …

The ratio of maximum and average shear stresses on a rectangular section, is

The ratio of maximum shear stress to average shear stress of a circular beam, is

Pick up the correct statement from the following:

To generate the j<sup>th</sup> column of the flexibility matrix