1. What is meant by a point of contra flexure?
2. prepare down two kinds of trusses.
3. Describe poisson’s ratio and Bulk modulus.
4. describe principal stress and principal plane.
5. prepare down the difference between closed and open coiled helical springs.
6. describe strain energy and prepare down its unit.
7. Define Newton’s law of viscosity.
8. prepare down the difference between laminar flow and turbulent flow.
9. prepare down the major components of a pelton wheel.
10. What is meant by negative Slip? Describe when it will occur?