Mechanics of Materials & Structures Online Test – Paper 3

1. In a fixed beam, the points of contraflexure,

2. 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

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

4. Load carrying capacity of fixed beam is

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

6. *Load required to produce unit deflection is called

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

8. An isotropic material has

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

10. 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)

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

12. *Which of the following gives Modulus of Elasticity

13. *The phenomenon of decreased resistance of material due to the reversal of stress is called

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

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

16. *Mathematically, strain may be defined as

17. *In the case of a fixed beam loaded at a point at its center, the number of points at which BM is zero

18. *Strut is a

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

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

21. 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

22. *The tension in a cable supporting a lift

23. The moment of inertia of an area will be least with respect to

24. A long vertical member subjected to an axial compressive load is called

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

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

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

28. A brittle material has

29. The beam strongest in flexure will have the maximum

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

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

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

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

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

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

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

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

38. Which of the following is a relatively ductile material?

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

40. A beam fixed at both ends with a central load W in the middle will have zero bending moment

41. The phenomenon of slow growth of strain under steady tensile stress, i.e., increasing with time, is called

42. *Short column taking maximum load having equal section

43. 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

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

45. *In a simply supported beam subjected to a point load at the center, the maximum bending moment occurs at

46. The stress necessary to initiate yielding is considerably

47. The difference between SF values at any two sections will be equal to

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

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

50. The relation between deflection (y) and bending moment (M) is