Mechanics of Materials & Structures Online Test – Paper 3

1. The property of material by which it can be drawn, due to tension, to a smaller section, is called

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

3. An isotropic material has

4. Load carrying capacity of fixed beam is

5. A column that fails primarily due to buckling is known as

6. *The ratio of the largest load in a test to the original cross-sectional area of the piece is called:

7. Effective length of column fixed at one end and hinged at the other end is

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

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

10. *Centrifugal force is given by

11. 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

12. The maximum deflection of a beam occurs at

13. 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)

14. *BM in a cantilever beam having a span of 1.8m and a uniformly distributed load of 4kg/m

15. *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:

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

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

18. *When the equal and opposite forces are applied to a body, tending to elongate it, then the stress produced is called

19. A cantilever beam is one which is:

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

21. *Which of the following is dimensionless?

22. Shape of the bending moment diagram for a simply supported beam having a point load at the center is

23. *Strut is a

24. The strain energy stored by a member when strained within the elastic limit is known as

25. *The compression test is commonly used for testing

26. If a cantilever beam carries a uniformly distributed load over its entire length, then the shape of the shear force diagram and bending moment diagram respectively are

27. The maximum bending moment caused on a simply supported beam subjected to two equal concentrated loads (W/2) spaced at an equal distance (L/3) over the span is

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

29. *Short column taking maximum load having equal section

30. *The shear flow in a section can be defined as

31. *The tension in a cable supporting a lift

32. Find the maximum SF induced in a cantilever beam subjected to a point load of 10 KN and a length of the beam is 10 m. The load is located at a distance of 3 m from the free end

33. Centrifugal force acts away from the center of the path while centripetal force

34. Strain energy of a member may be defined as work done on it

35. *Mathematically, strain may be defined as

36. Find the slenderness ratio of the column of M.I. = 10000cm4, Area =100cm^2 & effective length =3.0m

37. *The shear force and bending moment are related by

38. How does Young's Modulus vary with an increase in temperature?

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

40. *Bending moment diagram of a simply supported beam having a uniformly distributed load is

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

42. The maximum deflection of a simply supported beam subjected to a uniformly distributed load (w) over the span is

43. The diagram showing the variation of BM along the span of the beam is called

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

45. Rate of change of bending moment is equal to

46. The value of Poisson's ratio always remains

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

48. In rectangular column having cross section b X h, the core is

49. The maximum shear stress will always occur at

50. *Compression members always tend to buckle in the direction of the