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. Other conditions being same, the load factor in indeterminate structures is
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4. The ratio of plastic section modulus to elastic section modulus
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5. The moment-curvature relation at a plastic hinge is
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6. The portal bracing in a truss bridge is used to
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7. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
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8. 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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9. The maximum spacing of vertical stiffeners is(where d is the distance between flange angles)
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10. Gantry girders are designed to resist
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11. 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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12. 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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13. 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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14. Lacing bars in a steel column should be designed to resist
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15. The best arrangement to provide unified behavior inbuilt up steel columns is by
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16. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be
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17. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
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18. The effective length of a battened strut effectively held in position at both ends but not restrained in direction is taken as
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19. According to IS Specifications, the effective length of a column effectively held in position at both ends and restrained in direction at one end is taken as
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20. Select the correct statement
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21. Efficiency of a riveted joint, having the minimum pitch as per IS: 800, is
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22. Bending compressive and tensile stresses respectively are calculated based on
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23. The width of the flange of a T-beam should be less than
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24. An under-reinforced section means
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25. According to the steel beam theory of doubly reinforced beams
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26. By over-reinforcing a beam, the moment of resistance can be increased not more than
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27. Enlarged head of a supporting column of a flat slab is technically known as
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28. The nutral axis of a T-beam exists
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29. The minimum thickness of s flat slab is taken
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30. The maximum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
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31. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
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32. In the displacement method of structural analysis, the basic unknowns are
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33. Which of the following is not the displacement method?
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34. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
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35. Bending moment at any section in a conjugate beam gives in the actual beam
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36. The three moments equation is applicable only when
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37. The carryover factor in a prismatic member whose far end is fixed is
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38. 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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39. 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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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. 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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42. A simply supported beam carries varying load from zero at one end and W at the other end. If the length of the beam is a, the maximum bending moment will be?
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43. 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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44. Shell structure does not have any?
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45. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?
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46. For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is?
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47. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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48. To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be
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49. 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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50. Horizontal stiffener in a plate girder is provided to safeguard against
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