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. 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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3. The minimum thickness of a steel plate, which is directly exposed to weather and is not accessible for cleaning and repainting, should be:
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4. Load factor is
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5. The statical method of plastic analysis satisfies
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6. The moment-curvature relation at a plastic hinge is
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7. The bracing provided in the plane of end posts is called
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8. Which of the following sections should preferably be used at places where torsion occurs?
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9. The minimum thickness of plates in a steel stack should be
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10. The external wind pressure acting on a roof depends on
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11. The risk coefficient k, depends on
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12. The internal pressure coefficient on walls for buildings with large permeability is taken as
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13. The maximum spacing of vertical stiffeners is(where d is the distance between flange angles)
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14. Gantry girders are designed to resist
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15. The web crippling due to excessive bearing stress can be avoided by
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16. Horizontal stiffener in a plate girder is provided to safe guard against
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17. The effective length of a battened column is increased by
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18. According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is
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19. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is
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20. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
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21. When the bolts are subjected to reversal of stresses, the most suitable type of bolt is
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22. Efficiency of a riveted joint, having the minimum pitch as per IS: 800, is
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23. Minimum pitch of the rivets shall not be less than (where d is gross diameter of rivet)
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24. The difference between gross diameter and nominaldia meter for the rivets up to 25 mm diameter is
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25. 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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26. The heaviest I-section for same depth is
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27. The width of the flange of a T-beam should be less than
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28. The width of the rib of a T-beam , is generally kept between
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29. 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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30. By over-reinforcing a beam, the moment of resistance can be increased not more than
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31. In a simply supported slab, alternate bars are curtailed at
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32. The minimum thickness of s flat slab is taken
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33. Which of the following methods of structural analysis is a displacement method?
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34. When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that
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35. 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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36. While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
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37. In the slope deflection equations, the deformations are considered to be caused by
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38. A truss containing j joints and m members, will be a simple truss if?
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39. The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is?
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40. If a concrete column 200×200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15Ec?
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41. Which of the below is a disadvantage of frame structure?
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42. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?
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43. For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is?
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44. One of the criteria for the effective width of flange of T-beam is bf =-+bw+6Df6 in above formula, lo signifies?
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45. Generally, the purlins are placed at the panel points so as to avoid
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46. The maximum permissible span of asbestos cement sheets is
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47. The range of economical spacing of trusses varies from
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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. Minimum pitch of the rivets shall not be less than where d is gross diameter of rivet
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