Mechanics Of Materials & Structures Online Test - Paper 3
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Mechanics of Materials & Structures Online Test – Paper 3

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Created by 83a36dcfd5c4caff12bc80f0020c9c749e12cbbbdb7c406dc1dd39996cb85836?s=32&d=monsterid&r=g gkaimVikash chaudhary

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  • Total Questions: 50
  • Time Allotted: 50 minutes
  • Passing Score: 70%
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1. A perfectly elastic body is

2 / 50

2. Identify the correct relationship that exists among the modulus of elasticity (E), modulus of rigidity (N), and bulk modulus (k) is

3 / 50

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

4 / 50

4. Find the elongation of a bar if c/s area of the bar is A, length 1, applied load p, modulus of elasticity of material is E

5 / 50

5. A column that fails primarily due to direct stress is called

6 / 50

6. The method of increasing fatigue resistance by overstressing the metal by successively increasing the loading is known as

7 / 50

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

8 / 50

8. Permanent set is

9 / 50

9. Buckling load for a given column depends upon

10 / 50

10. A beam of uniform strength will have at every cross-section the same

11 / 50

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

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12. *Which of the following gives Bulk Modulus?

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13. *A truss is completely analyzed, when

14 / 50

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

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15. *A beam is said to be loaded in pure bending when

16 / 50

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

17 / 50

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

18 / 50

18. If all the dimensions of a bar are increased in the proportion n:1, the proportion with which the maximum stress produced in the prismatic bar by its own weight will increase in the ratio

19 / 50

19. *A member with a cross section of a mm^2 is subjected to a force of P N. It is L mm long and of Young's Modulus, E N/mm^2. The strain will be

20 / 50

20. 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)

21 / 50

21. Longitudinal cracks observed in timber beams are due to

22 / 50

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

23 / 50

23. The difference between BM values at any two sections will be equal to

24 / 50

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

25 / 50

25. In a continuous beam, the point where bending moment changes sign is called

26 / 50

26. The point of contraflexure occurs in a beam

27 / 50

27. *Which of the following is dimensionless?

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28. If the value of Young's Modulus of elasticity for a material is zero, it implies that the material is

29 / 50

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

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

31 / 50

31. *Young's modulus is the ratio of

32 / 50

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

33 / 50

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

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34. 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

35 / 50

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

36 / 50

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

37 / 50

37. *Find the maximum bending moment in a simply supported beam loaded with a UDL of 2 t/m having a span of 4m

38 / 50

38. Find the value of thrust, if the member (beam) is subjected to an inclined force having a magnitude of 5 kN and an inclination with the vertical of 30°

39 / 50

39. *If the shear force along a section of a beam is zero, the bending moment at the section is:

40 / 50

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

41 / 50

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

42 / 50

42. The maximum bending moment in a simply supported beam loaded with a UDL of w/m having span l is

43 / 50

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

44 / 50

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

45 / 50

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

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

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

48 / 50

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

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

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50. *A diagram that shows the variation of axial force

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