Mechanics of Materials & Structures Online Test – Paper 3

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

2. The shear center may be defined as

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

4. In simple bending theory, the assumption that a plane section before bending remains plane after bending implies that

5. *Toughness is

6. A simply supported beam of length I carries a load varying uniformly from zero at the left end to the maximum at the right end. The maximum bending moment occurs at a distance of

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

8. For keeping the stress wholly permissible, the load may be applied to a circular column anywhere within a concentric circle of diameter

9. The slope of the curve of B.M. diagram at any section will be equal to

10. *The velocity of a moving body is:

11. *The compression test is commonly used for testing

12. An orthotropic material has

13. The property of material by which it can be beaten or rolled into plates is called

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

15. Bending moment diagram of simply supported beam with a point load at the centre of the span is

16. *If a cantilever beam of 8m long has a uniformly distributed load of 2KN/m throughout the length and a 10KN point load at the center of the beam, find the moment at the center:

17. *A cable subjected to U.D.L. over its entire span assumes a shape of

18. *Stress may be defined as force

19. *The relation between the radius of curvature (R), bending moment (M), and flexural rigidity (EI) is given by

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

21. *Maximum deflection of a simply supported beam subjected to concentrated load (w) at the mid-point is

22. *Dead load of a member is the

23. The limit of proportionality depends upon

24. A beam simply supported at ends is subjected to load. The maximum bending moment is located where

25. *The centre of gravity of a triangle is at the point where three

26. The moment of inertia of a square section is given by

27. *The product EI is called

28. Load carrying capacity of fixed beam is

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

30. *Maximum bending moment occurs where

31. *In a simply supported beam with span (L) having a triangular load with its intensity 0 at both ends and W at center. The maximum BM will be

32. The maximum bending moment caused by a large number of equally spaced identical loads on a simply supported beam is (W = wL)

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

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

35. *The rate of change of shear force is called

36. *Thrust is induced in the case of

37. *A point where SF is zero, BM is

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

39. The ratio of the effective length of a column and the minimum radius of gyration of its cross-sectional area is known as

40. At the point of application of concentrated load on a beam, there is

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

42. Along the neutral axis of a simply supported beam

43. A shear force diagram of a simply supported beam shows constant shear force throughout the span. It is subjected to

44. If the length of a simply supported beam carrying a concentrated load at the center is doubled, the deflection at the center will become

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

46. Find the maximum SF induced in S.S 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

47. *Which of the following gives Modulus of Elasticity

48. The stress necessary to initiate yielding is considerably

49. *The ratio of the intensity of stress in a case of a suddenly loaded to that of gradually applied load is

50. 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)