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. 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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3. The portal bracing in a truss bridge is used to
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4. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
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5. 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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6. The diameter of base of conical flare of a steel stack is (where d is the diameter of the cylindrical part)
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7. Which of the following sections should preferably be used at places where torsion occurs?
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8. Area of openings for buildings of large permeability is more than
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9. Steel tanks are mainly designed for
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10. The internal pressure coefficient on walls for buildings with large permeability is taken as
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11. Rivets connecting flange angles to cover plates in a plate girder are subjected to
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12. The maximum spacing of vertical stiffeners is(where d is the distance between flange angles)
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13. The forces acting on the web splice of a plate girder are
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14. Gantry girders are designed to resist
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15. Horizontal stiffener in a plate girder is provided to safe guard against
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16. The overlap of batten plates with the main members in welded connections should be more than (where t = thickness of the batten plate)
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17. The best arrangement to provide unified behavior inbuilt up steel columns is by
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18. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is
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19. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
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20. The effective length of a fillet weld should not be less than
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21. Bolts are most suitable to carry
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22. As compared to field rivets, the shop rivets are
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23. If the thickness of plate to be connected by a rivet is 16mm, then suitable size of rivet as per Unwin’s formula will be
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24. When the axis of load lies in the plane of rivet group, then the rivets are subjected to
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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. If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as
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27. An under-reinforced section means
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28. With usual notations the depth of the neutral axis of a balanced section, is given by
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29. As the percentage of steel increases
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30. For normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed
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31. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept
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32. The minimum thickness of s flat slab is taken
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33. The width of the flange of a L-beam, should be less than
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34. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
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35. When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies
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36. Bending moment at any section in a conjugate beam gives in the actual beam
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37. While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
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38. The carryover factor in a prismatic member whose far end is fixed is
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39. 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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40. 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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41. 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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42. 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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43. In frame structure, what transfers the load to columns?
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44. Generally, the purlins are placed at the panel points so as to avoid
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45. The relation between intensity of wind pressure p and velocity of wind V is taken as
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46. 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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47. The maximum permissible span of asbestos cement sheets is
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48. The range of economical spacing of trusses varies from
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49. 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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50. Minimum pitch of the rivets shall not be less than where d is gross diameter of rivet
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