The ratio of maximum instantaneous stress due to sudden loading to the maximum stress due to gradual loading will be

The moments in the arch will be zero, if

Find the number of member in a structure if the number of joint is 4 for a determinate structure.

The product EI is called

Due to torsion moment beam get

Find the shear force produced in the member BC due to load shown in fig.

The percentage elongation of a material from a direct tensile test indicates

A pin jointed frame with with J number of joints and n, number of members will be a perfect frame if

Which of the following end conditions permits the displacement in any direction and also rotation