The plane figure shown below is

The degrees of freedom of the following frames is ___________

Method of Indeterminate structural analysis may be grouped under force method or displacement method. Which of the groupings given below is correct?

Equilibrium condition, yield conditions $$\left( {M \le {M_p}} \right)$$ and mechanism condition (formation of a plastic collapse mechanism) are the conditions to be satisfied by any correct plastic analysis results. Which of the above conditions does the statical methods of plastic analysis consider?