Mechanics of Materials & Structures Online Test – Paper 2

1. *The critical bending moment caused in a fixed end beam loaded with a uniformly distributed load (W = wL) throughout is

2. "When a rectangular beam is loaded transversely the maximum compressive stress is developed on the :

3. The stress due to temperature change in a member depends on

4. The actual breaking stress of a ductile material from a tension test will be

5. *The slope of an elastic curve at the point of contraflexture

6. Euler's formula for a column of length 1, with one end fixed and other hinged is

7. *Maximum bending moment occurs where

8. *In a simply supported beam subjected to a point load at the center, the maximum bending moment occurs at

9. *A member which does not regain its original shape after the load producing deformation is removed, is said to be:

10. Moment of inertia of a rectangular beam bxd is

11. Centrifugal force acts at a curve

12. What is tenacity?

13. *The Young's Modulus of elasticity is defined as the ratio of stress & strain within the

14. *Determinate beam can be analyzed with the help of

15. *The stress at which the extension of a material takes place more quickly as compared to the increase in load is called

16. *If a beam is loaded transversely, the maximum compressive stress develops on

17. What is strain energy?

18. The ratio of moment of inertia of a square section to that of a circular section for a given depth is given by

19. The safe value of stress below which the material will not fail when subjected to a reversal of stress is known as

20. The difference between BM values at any two sections will be equal to

21. According to Hook's law, which one is correct?

22. If α is the coefficient of linear expansion, T is the rise in temperature, then thermal stress is given by

23. *The amount of shear force at the maximum bending moment

24. The zone between the elastic limit and proportional limit on the elastic curve of an elastic material is known as

25. The region of c/s of a column in which compressive load may be applied without producing tensile load is known as

26. If magnitude and direction of a load does not change with respect to time, this type of load is called

27. The bending moment diagram for a cantilever beam subjected to a moment at the end of the beam would be

28. *A beam is said to be of uniform strength if

29. Which of the following end conditions permits the displacement in any direction and also rotation

30. The shear center in the case of a T-beam section is