FAQ’s for Structural Design Jobs
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1. In moment resistant connections, the moment resistance of riveted connection depends upon
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2. For rivets in tension with counter-sunk heads, the tensile value shall be
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3. For a compression member with double angle section, which of the following section will give larger value of minimum radius of gyration?
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4. The shape factor of an isosceles triangle for bending about the axis parallel to the base is:
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5. Other conditions being same, the load factor in indeterminate structures is
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6. The least dimension in case of a circular column of diameter D is taken as
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7. compression force in two end posts The pin of a rocker bearing in a bridge is designed for
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8. The bracing provided in the plane of end posts is called
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9. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
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10. The effect of racking forces is considered in the design of i) lateral braces, ii) chord members. The correct answer is
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11. If the floor is supported at or near the bottom but top chords of a bridge are not braced, then the bridge is called
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12. Hudson’s formula gives the dead weight of a truss bridge as a function of
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13. The bracing between two columns of a steel tank will be designed to resist
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14. The capacity of the smallest pressed steel tank is
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15. Bearing stiffener in a plate girder is used to
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16. As per IS: 800, for compression flange, the outstand of flange plates should not exceed (where t = thickness of thinnest flange plate)
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17. Horizontal stiffener in a plate girder is provided to safe guard against
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18. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is
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19. Lacing bars in a steel column should be designed to resist
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20. According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is
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21. A circular column section is generally not used in actual practice because
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22. For a standard 45° fillet, the ratio of size of fillet to throat thickness is
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23. In the cross-section of a weld, throat is the
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24. Bolts are most suitable to carry
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25. Efficiency of a riveted joint, having the minimum pitch as per IS: 800, is
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26. By providing sufficient edge distance, which of the following failures of riveted joint can be avoided?
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27. When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which
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28. The width of the rib of a T-beam , is generally kept between
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29. By over-reinforcing a beam, the moment of resistance can be increased not more than
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30. The steel generally used in R.C.C. work, is
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31. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is
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32. The spacing of the main bars in a simply supported slab, should not exceed its effective depth by
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33. The minimum thickness of s flat slab is taken
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34. In a pre-stressed member, it is advisable to use
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35. The width of the flange of a L-beam, should be less than
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36. The three moments equation is applicable only when
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37. When shear stress exceeds the permissible limit in a slab, then it is reduced by
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38. A rod of uniform cross-section A and length L force P. The young’s modules E of the material, is?
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39. A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be?
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40. A cantilever of length is subjected to a bending moment at its free end If EI is the rigidity of the section, the deflection of the free end, is?
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41. Shell structure does not have any?
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42. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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43. For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as (where p is basic wind pressure)
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44. The maximum permissible span of asbestos cement sheets is
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45. Bearing stiffeners are provided at ( i) the supports, ii) the mid span, iii) the point of application of concentrated loads) The correct answer is
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46. The maximum spacing of vertical stiffeners is (where d is the distance between flange angles)
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47. As per IS: 800, for compression flange, the out stand of flange plates should not exceed (where t = thickness of thinnest flange plate)
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48. When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which (where, Fa is the load shared by each rivet due to axial load and F mis the shearing load due to moment in any rivet.)
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49. Which of the following types of riveted joint is free from bending stresses ?
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50. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is
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