FAQ’s for Structural Design Jobs
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1. For rivets in tension with counter-sunk heads, the tensile value shall be
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2. The connection of intermediate vertical stiffeners to the web, not subjected to external loads, shall be designed for a minimum shear force (kN/m) of (where, t = the web thickness in mm, h = the outstand of stiffener in mm)
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3. Shape factor is a property which depends
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4. In case of timber structures, the form factor for solid circular cross-section is taken as
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5. In case of timber structures, the simple bending formula M = fz may be applied for
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6. The portal bracing in a truss bridge is used to
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7. 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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8. If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as
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9. As per IS: 875, for the purposes of specifying basic wind velocity, the country has been divided into
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10. Which of the following sections should preferably be used at places where torsion occurs?
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11. The capacity of the smallest pressed steel tank is
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12. Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds 9where t is thickness of web)
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13. Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles)
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14. 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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15. The web crippling due to excessive bearing stress can be avoided by
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16. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is
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17. Shear buckling of web in a plate girder is prevented by using
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18. Lacing bars in a steel column should be designed to resist
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19. The use of tie plates in laced columns is
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20. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be
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21. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is
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22. According to IS Specifications, the maximum pitch of rivets in compression is (where t is thickness of thinnest outside plate or angle)
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23. In the cross-section of a weld, throat is the
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24. The minimum number of main steel bars provided in R.C.C.
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25. According to the steel beam theory of doubly reinforced beams
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26. For the design of a simply supported T-beam the ratio of the effective span to the overall depth of the beam is limited to
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27. By over-reinforcing a beam, the moment of resistance can be increased not more than
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28. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is
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29. The nutral axis of a T-beam exists
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30. The minimum thickness of s flat slab is taken
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31. In a pre-stressed member, it is advisable to use
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32. A single rolling load of 8 kN rolls alone a girder of 15 m span. the absolute maximum bending moment will be
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33. In moment distribution method, the sum of distribution factors of all tha members meeting at any joint is always
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34. The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of ? (Where xu is the depth of natural axis at the limit state of collapse)
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35. When shear stress exceeds the permissible limit in a slab, then it is reduced by
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36. A steel rod 1 meter long having square cross section is pulled under a tensile load of 8 tones the extension in the rod was 1 mm only. if E steel=2x106kg/cm2, the side of the rod, is
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37. A lift of weight W is lifted by a rope with an acceleration f. if the area of cross-section of the rope is A, the stress in the rope is?
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38. The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is?
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39. 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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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. Normally in a truss structure, tension occurs at/for?
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42. Which of the below is a disadvantage of frame structure?
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43. For a continuous slab of 3m 3.5m size, the minimum overall depth of slab to satisfy vertical deflection limits is?
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44. For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is?
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45. The sway bracing is designed to transfer
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46. 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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47. The maximum spacing of vertical stiffeners is (where d is the distance between flange angles)
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48. Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds (where t is thickness of web)
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49. Horizontal stiffener in a plate girder is provided to safeguard against
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50. Which of the following types of riveted joint is free from bending stresses ?
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