According to Hook's law, which one is wrong ?

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

Free body diagram is

The algebraic sum of the moments of the forces on either side of the section of a loaded beam is known as

A prop is

The plastic design of steel structure which is based on the kinematic method of plastic analysis

A cable subjected to UDL over its entire span assumes a shape of

Which of the following methods of structure analysis is a force method?

The maximum strain energy stored in a specimen when strained within the elastic limit is known as