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
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1. A section of a beam is said to be in pure bending if it is subjected to

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2. *Fatigue is the failure of a material under:

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3. 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)

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

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

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

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

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8. In simple bending theory, the assumption that a plane section before bending remains plane after bending implies that

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9. *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:

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10. What is strain energy?

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

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12. The stress necessary to initiate yielding is considerably

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

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14. The slope of the curve of S.F. diagram at any section will be equal to

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15. *The ratio of the intensity of stress in a case of a suddenly loaded to that of gradually applied load is

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

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

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18. If a constant section is subjected to a uniform/ pure bending moment throughout, its length bends to

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19. Centrifugal force acts at a curve

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20. The maximum shear stress will always occur at

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21. The ratio of elongations of a conical bar due to its own weight and that of a prismatic bar of the same length is

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22. *As the elastic limit reaches, tensile strain

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23. 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

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

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

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

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27. What is tenacity?

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

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29. *In a simply supported beam with span (L) having a triangular load with its intensity 0 at both ends and W at center. The maximum BM will be

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30. Shear force diagram for a cantilever carrying a UDL over its whole length is

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

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

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

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

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35. "When a rectangular beam is loaded transversely the maximum compressive stress is developed on the :

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

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37. The point of contraflexure occurs in a beam

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38. In a beam where shear force is maximum, the bending moment will be

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39. *Maximum bending moment occurs where

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40. If the length of a simply supported beam carrying a concentrated load at the center is doubled, the deflection at the center will become

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41. If the Poisson's ratio of a material is 0.25, the ratio of Modulus of Rigidity to the Young's Modulus is

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42. Buckling load for a given column depends upon

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43. The limit of proportionality depends upon

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44. *The maximum deflection of a simply supported beam subjected to a concentrated load (W) at the midpoint is

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45. The crippling load for column of length 1, with one end fixed and the other end free is

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46. Euler's formula for a column of length 1, with one end fixed and other hinged is

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47. 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

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48. *The product EI is called

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

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

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