Mechanics of Materials & Structures Online Test – Paper 3

1. *As the elastic limit reaches, tensile strain

2. Buckling load for a given column depends upon

3. Load carrying capacity of fixed beam is

4. Which one is correct if the deflection of a beam is y

5. *Proof resilience is the greatest stored energy at

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

7. Shear force diagram for a cantilever carrying a UDL over its whole length is

8. The maximum bending moment caused by a moving load on a fixed-end beam occurs

9. A brittle material has

10. *Which of the following sections is the most efficient in carrying bending moments

11. An orthotropic material has

12. The maximum deflection of a beam occurs at

13. In a simply supported beam with span, L subjected to a point load, W at the center. Find the maximum bending moment induced in the beam

14. The equivalent length of column fixed at one end and free at the other end is

15. A beam is supported over three rollers lying in the same plane. The beam is stable for

16. *The ratio of change in volume to the original volume is called:

17. The number of reaction components at a hinge on rollers support is

18. *Load required to produce unit deflection is called

19. *Short column taking maximum load having equal section

20. Centrifugal force acts at a curve

21. If the elasticity of the material is zero then the material is said to be

22. *The maximum deflection of a simply supported beam subjected to a concentrated load (W) at the midpoint is

23. The reaction at end A of the beam shown is

24. If a constant section is subjected to a uniform/ pure bending moment throughout, its length bends to

25. *The bending moment at a section tends to bend or deflect the beam and internal stresses resist its bending. The resistance offered by the internal stress to the bending, is called:

26. *A simply supported beam as shown in the fig. carries 10 t of load. What will be the reaction at point B ?

27. *Which of the following gives Modulus of Elasticity

28. Permanent set is

29. Find the maximum BM induced in a simply supported beam if the beam is subjected to a point load of 4 KN at the center of the beam and the span of the beam is 4 m

30. *Normal strain is defined as

31. Shear strain is defined as

32. *Strut is a

33. In the case of an H section, the maximum shear stress will occur at

34. The difference in ordinate of the shear force between any two sections is equal to the area under

35. In a beam where shear force is maximum, the bending moment will be

36. Normally, the numerical value of Poisson's is

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

38. *Hooke's law holds good up to:

39. Which of the following gives Poisson's ratio?

40. The number of reaction components at a hinged end of a general loading is

41. The maximum number of transverse shear forces possible at one end of an element of a plane truss are

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

43. *The variation of the bending moment in the segment of a beam where the load is uniformly distributed is

44. *Maximum bending moment occurs where

45. The bending moment acting on the plane of an element will cause the following type of stress on the plane

46. *A truss is completely analyzed, when

47. The method of increasing fatigue resistance by overstressing the metal by successively increasing the loading is known as

48. If y is the deflection of the beam, then shear force is

49. The algebraic sum of the shear flow of a section in any direction must be equal to

50. *The product EI is called