Maximum principal stress theory for the failure of a material at elastic point, is known________?

For developing thinly populated areas, the correct choice of gauge is________?

In the truss shown in given figure the force in member DC is________?

Which of the following errors can be eliminated by taking mean of bot face observations?

Cavitation will begin when________?

What refers to an imaginary cost representing what will not be received if a particular strategy is rejected?