1. Which among the following types of force is not distributed over the volume of a body?
Answer
Correct Answer:
Magnetic force
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2. Using the moment distribution method, calculate the value of moment P over a span of 100 meters in a beam. The moment of inertia is 100 millimeters, while modulus of elasticity is 2 x 105 newtons per square meter.
Answer
Correct Answer:
6 x 104 newton meter
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3. The above diagram represents which among the following types of frames?
Answer
Correct Answer:
Substitute frames for 2 panel wide building
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4. Calculate the circumferential strain in a structure, given that the hoop stress is 100000 newtons per square millimeter and the modulus of elasticity is 2 x 105 newtons per square millimeter.
Answer
Correct Answer:
0.5
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5. A member which is in compression will have __________ tension co-efficient.
Answer
Correct Answer:
negative
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6. The value of the bending moment at the hinge of the crown of a 3-hinged arch is _______
Answer
Correct Answer:
0
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7. In which type of portal frames are both the moments taken as negative in the clockwise as well as anti-clockwise direction?
Answer
Correct Answer:
Beam having both ends hinged.
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8. Calculate the total number of reaction components for the above given diagram.
Answer
Correct Answer:
6
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9. Calculate the work stored in the structural member, given that the force applied on the member is 100 newtons and the structural deformation on the member is 10 meters.
Answer
Correct Answer:
500 newtons meter
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10. The pull in a member is 100 newtons and the length of the structural member is 10 meters. Calculate the tension co-efficient for the structural member.
Answer
Correct Answer:
10 newtons per meter
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11. Calculate the stiffness of a helical spring placed in a structure supporting a weight of 100 newtons. The extension of the spring due to the static load is 10 millimeters?
Answer
Correct Answer:
10 newtons per meter
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12. If a rod has a large curvature, then the ratio of the depth of the section on the plane of the curvature to the radius of the curvature is equal to:
Answer
Correct Answer:
1
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13. In a wheel load, the maximum bending moment occurs:
Answer
Correct Answer:
under the wheel load.
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14. For a given set of loads, the value of the bending moment or the shear force curve for the whole beam is taken as ________.
Answer
Correct Answer:
2
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15. Generalized Hooke's law equation which connects the strain components to stress components contains __________ elastic elements.
Answer
Correct Answer:
36
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16. A structure is __________ when it undergoes _________ deformation.
Answer
Correct Answer:
stable, elastic
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17. Which among the following is a characteristic of Kani's method?
Answer
Correct Answer:
It iterates the member end moments themselves.
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18. If I is the moment of inertia and L is the length of the beam, then the rigidity of a structural member is expressed as:
Answer
Correct Answer:
I / L
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19. If the hoop stress in 1 meter diameter of a steel flywheel rim is 100000 newtons per square meter, calculate the circumferential strain in the rim. The modulus of elasticity is 2 x 105 newtons per square meter.
Answer
Correct Answer:
1.57 meters
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20. Which among the following methods is/are used to locate the neutral axis?
Answer
Correct Answer:
c and d
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21. If W is single point load and L is the length of the span of cable then, which among the following is the correct value of maximum bending moment of a cable due to single point load?
Answer
Correct Answer:
WL / 8
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22. In the Winkler Bach formula, the distribution of the bending stress is ___
Answer
Correct Answer:
hyperbolic
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23. Which types of building exhibit(s) the highest positive bending moment?
Answer
Correct Answer:
a and d
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24. Calculate the total number of members of a structure if it has 10 joints.
Answer
Correct Answer:
17
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25. Calculate the number of redundant members for the above given diagram.
Answer
Correct Answer:
1
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26. Calculate the total column moment for each storey of the building, given that the total horizontal force above each storey/story is 100 newtons, the height of the storey is 50 meters, and the sum of the column end moment factor is 10.
Answer
Correct Answer:
500 newton meters
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27. The strain tensor consists of ____________ strain components.
Answer
Correct Answer:
9
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28. How many boundary condition equations are there in a plane?
Answer
Correct Answer:
3
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29. In Castigliano's theorem, the total strain energy of the frame with respect to the force is equal to ________.
Answer
Correct Answer:
0
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30. Calculate the actual force in a structural member, given that the force in the member due to the external loading is 20 newtons, the redundant reaction component is 10 and force in the member due to unit force applied is 20 newtons.
Answer
Correct Answer:
220 newtons
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31. Which type of bending moment is taken as negative?
Answer
Correct Answer:
sagging bending moment
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32. If Mi is the fixed bending moment diagram and Ms is the static bending moment diagram then, the bending moment at any point in a beam is equal to:
Answer
Correct Answer:
Mi + Ms
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33. Which type of force among the following is not related to an arch?
Answer
Correct Answer:
torque
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34. A 2-hinged circular steel arch rib has a span of 50 meters and a rise of 10 meters. Calculate the radius of the arch.
Answer
Correct Answer:
25 meters
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35. If the girder factor of a joint is 0.5, calculate the column factor?
Answer
Correct Answer:
0.5
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36. The number of independent elastic constants for an isotropic body is ___.
Answer
Correct Answer:
2
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37. The horizontal component of cable tension is __________ the horizontal reaction.
Answer
Correct Answer:
equal to
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38. In a stable structure, the value of the algebraic sum of moment of forces about a point is ________.
Answer
Correct Answer:
0
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39. Calculate the end load A in a cantilever whose half depth of the section is 10 meters and the constant Z1 has a value of 9.
Answer
Correct Answer:
6000 newtons
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40. In the column analogy method, the moment of the pressure at the base of the column is ___________ the moment of the pressure on top of the column.
Answer
Correct Answer:
equal to
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41. In a circular plate, which type of stress is not considered?
Answer
Correct Answer:
normal stress
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42. A moment rotating a prismatic beam without translation induces at one end of the beam a moment __________ of its magnitude.
Answer
Correct Answer:
half
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43. Calculate the strain energy of a structure on which an axial load of 10 newtons is applied gradually. The structure undergoes a deformation of 50 millimeters.
Answer
Correct Answer:
450 newton millimeters
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44. The Airy stress function is denoted by:
Answer
Correct Answer:
φ
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45. In the Grashof's theory for symmetrically loaded circular plates, the thickness is .... .
Answer
Correct Answer:
smaller than the diameter of the circular plate.
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46. The anchor cables transfer the .... of suspension cable to the anchorage.
Answer
Correct Answer:
tension
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47. Which of the following is not a characteristic of the cantilever method?
Answer
Correct Answer:
Axial stress in the column is directly proportional to their distance from the centroidal vertical axis.
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48. A simply supported beam has a maximum bending moment of 100 newtons per meter at the center of a 10 meter span. Calculate the uniformly distributed load across the beam.
Answer
Correct Answer:
8 newtons per meter
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49. If the value of the equivalent uniformly distributed load is 10 newtons per meter and is distributed along a span of 10 meters, calculate the point load.
Answer
Correct Answer:
50 newtons
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50. In the theory of bending, the external force is distributed _________ on the external force.
Answer
Correct Answer:
parabolically
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51. If the value of the degree of internal indeterminacy of a structural frame is 54, calculate the number of areas which are completely enclosed by members of the frame.
Answer
Correct Answer:
18
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52. In unsymmetrical bending:
Answer
Correct Answer:
the plane of bending does not lie in the same plane.
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53. In a continuous beam, the sum of the moments acting at a joint is equal to ___________.
Answer
Correct Answer:
0
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54. If λ is the small strain or displacement, ∂U is the total strain energy and ∂T is the elastic limit then, which among the following is the correct expression for the self straining systems?
Answer
Correct Answer:
∂U / ∂T = λ
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55. Which among the following do/does not come under the category of the compatibility method?
Answer
Correct Answer:
c and d
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56. Due to the ____________ in temperature, the length of the 3-hinged arch ___________.
Answer
Correct Answer:
increase, increases
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57. In a semi-circular arch, the load applied at the center is 1000 newtons. Calculate the reaction component.
Answer
Correct Answer:
318
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58. The bending moment of an arch is equal to:
Answer
Correct Answer:
the vertical intercept between the linear arch and the center line of actual arch.
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59. If the distance of the neutral axis from the centroidal layer is negative, it means that:
Answer
Correct Answer:
the neutral axis is towards the centre of curvature
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60. Calculate the total indeterminateness for the above given diagram, given that the total number of reaction components is 4, degree of external indeterminacy is 1 and the degree of internal redundancy is 0.
Answer
Correct Answer:
1
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61. Calculate the degree of external redundancy for a structure whose total number of reaction components are 90 and the total number of available conditions is 50.
Answer
Correct Answer:
40
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62. The value of the plane stress of a thin plate which is uniformly loaded by forces is _________.
Answer
Correct Answer:
0
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63. The value of the bending stress at the neutral axis is ______
Answer
Correct Answer:
1
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64. In the equation of the final stress N/A + M/AR[(1 + 1/M) x (y/r + y)], the normal force "N" is positive if it produces ________________.
Answer
Correct Answer:
Tensile stress
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65. The ratio of the total strain energy to redundant reaction is equal to:
Answer
Correct Answer:
0
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66. Which of the following types of support has zero degree of freedom?
Answer
Correct Answer:
Built-in support
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67. Calculate the minimum number of members required to build a stable truss, given that the number of joints required is 10.
Answer
Correct Answer:
24
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68. If the span of a bridge is ___, then it is used in the construction of highways.
Answer
Correct Answer:
less than 50 meters
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69. Calculate the horizontal tension in the cable whose load per meter run is 1 kilo newtons per meter. The span of the cable is 100 meters and it has a central dip of 10 meters.
Answer
Correct Answer:
125 kilo newtons
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70. In a simple chain links what is the value of the pull in a straight position?
Answer
Correct Answer:
P / 2
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71. If E is the modulus of elasticity and I is the moment of inertia then, the width of the column in the column analogy method is equal to:
Answer
Correct Answer:
1 / EI
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72. The strain energy stored in a trussed beam is due to .... .
Answer
Correct Answer:
both bending and direct force
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73. In bars with large initial curvature the working stress is _________ the limit of proportionality.
Answer
Correct Answer:
below
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