Mechanics of Materials & Structures Online Test – Paper 3

1. *The maximum bending moment in a simply supported beam UDL is applied

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

3. If the value of Young's Modulus of elasticity for a material is zero, it implies that the material is

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

5. The slenderness ratio of a vertical column of square cross-section of 10 cm side and 500 cm long is

6. The square root of the ratio of moment of inertia and cross-section area of the member is known as

7. In a beam, the neutral plane

8. *Maximum bending moment occurs where

9. *The law which states that within elastic limits strain produced is proportional to stress producing it is known as:

10. *Young's modulus is the ratio of

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

12. *"If a rod is simultaneously pulled at both of its ends, it will be a case of:

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

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

15. *Stress in a beam due to simple bending is

16. For a column of given material, the Rankine's constant depends on

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

18. *Proof resilience is the greatest stored energy at

19. *Which of the following gives Modulus of Elasticity

20. The maximum deflection in a cantilever beam carrying a concentrated load 'w' at the free end is (Where L is span of bean, W is total load and EI is flexural rigidity)

21. *The simple bending equation is

22. A perfectly elastic body is

23. *Which of the following is dimensionless?

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

25. Along the neutral axis of a simply supported beam

26. Maximum bending moment occurs at the center if the simply supported beam is subjected to

27. The variation of the bending moment in the portion of the beam carrying a linearly varying load is

28. In an I section, almost all the shear force is taken by

29. *Stress may be defined as force

30. The effective length of a column if both ends are hinged

31. *The law "Stress is proportional to strain within certain limits" is formulated by

32. The value of buckling load is ... than the crushing load in the case of a long column

33. The moment of inertia of a triangular section b x h about the base is

34. The maximum bending moment caused by a moment M applied at a distance 'a' from one end on a simply supported beam is.... (where L=span, a>L/2)

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

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

37. *The property of a material by which a body returns to its original shape after removal of the force is called

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

39. Find the bending moment at the center and also find the maximum bending moment

40. The section modulus of a rectangular section is proportional to

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

42. The shear force on a beam is proportional to

43. *The maximum bending moment caused by a moving load on a simply supported beam is

44. *Strut is a

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

46. *The tension in a cable supporting a lift

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

48. The moment of inertia of a triangular section b x h about the c-g is

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

50. *The compression test is commonly used for testing