Mechanics of Materials & Structures Online Test – Paper 3

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

2. The rate of change of shear force is called

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

4. The diagram showing the variation of axial load along the span is called

5. An orthotropic material has

6. What is strain energy?

7. *Which of the following gives Bulk Modulus?

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

9. A cantilever beam is the one which is supported with

10. The radius of gyration of a rectangular section is not proportional to

11. Moment of inertia of a rectangular beam bxd is

12. A Prismatic bar when subjected to pure bending assumes the shape of

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

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

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

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

17. 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)

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

19. The limit of proportionality depends upon

20. 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

21. The point of contraflexure occurs in a beam

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

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

24. *Dead load of a member is the

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

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

27. The shear force on a beam is proportional to

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

29. Point of contraflexure is a point where bending moment

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

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

32. *The compression test is commonly used for testing

33. *The simple bending equation is

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

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

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

37. *Load required to produce unit deflection is called

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

39. The maximum shear stress will always occur at

40. A member that is subjected to reversible tensile or compressible stress may fail at a stress lower than the ultimate stress of the material. The property of the metal is called

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

42. *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:

43. A perfectly elastic body is

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

45. A brittle material will

46. If the stress produced by a prismatic bar is equal to the working stress, the area of the cross-section of the prismatic bar becomes

47. A viscoelastic material

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

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

50. *The maximum BM produced in a simply supported beam having a span of 4 m and subjected to a UDL of 10 kN/m