## CE6302 MS Important Questions

Anna University Regulation 2013 CIVIL CE6302 MS Important Questions with Answer Key for all 5 units and CIVIL 3rd SEM CE6302 MECHANICS OF SOLIDS Answer Key is listed down for students to make perfect utilization and score maximum marks with our study materials.

### UNIT 1- STRESS AND STRAIN

#### PART – A (2 Marks)

1. Define longitudinal strain and lateral strain.
2. State Hooke’s law.
3. Define modular ratio, Poisson’s ratio
4. What is modulus of elasticity?
5. What is the use of Mohr’s circle?
6. What do you meant by stiffness?
7. Explain lateral strain with a neat sketch
8. What are principal planes?
9. Give the expression for major principal stress in a two dimensional system
10. What are the types of stresses developed in thin cylinders subjected to internal pressure?
11. Write the relationship between bulk modulus, rigidity modulus and Poisson’s ratio.
12. Draw stress – strain diagram for mild steel, brittle material and a ductile material and indicate salient points.
13. What is principle of super-position?
14.
15. Draw the Mohr’s circle for a state of pure shear and indicate the principal stresses.
16. Differentiate thin cylinder & thick cylinder
17. What is the procedure for finding the thermal stresses in a composite bar?
18. Define the term ‘obliquity’ and how it is determined.
19. Define Factor of safety.
20. What do you meant by thermal stresses?
21. Define working stress & allowable stress

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