1. Number of unknown internal forces in each member of a rigid jointed plane frame is .............

2. If length of a cantilever carrying an isolated load at its free end is doubled, deflection of free end will increase by .............

3. How does elastic limit vary with increase in temperature?

4. A perfectly elastic body is .............

5. In a rigid jointed frame, joints are considered .............

6. The maximum shear stress from a Mohr's circle is given by .............

7. The maximum deflection due due to load W at free end of a cantilever of length L and having flexural rigidity EI is .............

8. In a composite bar load distribution among different materials of which it is made is based on assumption that all materials will have .............

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

10. A portion of beam between two sections is said to be in pure bending when re is .............