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 compression test is commonly used for testing

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

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

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

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

7. The region of c/s of a column in which compressive load may be applied without producing tensile load is known as

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

9. A viscoelastic material

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

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

12. Which of the following end conditions permits the displacement in any direction and also rotation

13. *The tension in a cable supporting a lift

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

15. The point of contraflexure occurs in a beam

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

17. Which of the following materials will have the highest Young's Modulus?

18. A brittle material will

19. Which of the following gives Poisson's ratio?

20. The shear center in the case of a T-beam section is

21. A cantilever beam is one which is:

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

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

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

25. The effective length of a column effectively held in position and restrained in direction at one end will be

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

27. *Thrust is induced in the case of

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

29. What is strain energy?

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

31. *The forces which meet at one point, but their lines of action do not lie in a plane, are called:

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

33. The c.g. of a semi-circular arc is

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

35. Centrifugal force acts at a curve

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

37. Normally, the numerical value of Poisson's is

38. *As the elastic limit reaches, tensile strain

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

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

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

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

43. *The shear force in a concrete beam is assumed to act

44. 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

45. *Which of the following sections is the most efficient in carrying bending moments

46. Load carrying capacity of fixed beam is

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

48. *Moment of inertia of an object having rectangular section of 'b' as width and 'd' as depth is given by:

49. Moment of inertia of a rectangular beam bxd is

50. The maximum deflection in a cantilever beam carrying a uniformly distributed load (w) over spans is (Where L is span of beam, W is total load and EI is flexural rigidity)