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. A steel beam supporting loads from the floor slab as well as from wall is termed as
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3. For rivets in tension with counter-sunk heads, the tensile value shall be
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4. In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be (where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel)
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5. The shape factor of an isosceles triangle for bending about the axis parallel to the base is:
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6. Which of the following conditions is to be satisfied both in elastic and plastic analysis?
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7. Load factor is
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8. The moment-curvature relation at a plastic hinge is
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9. Shape factor is a property which depends
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10. The elastic strain for steel is about
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11. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
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12. 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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13. The allowable tensile stress in structural mild steel plates for steel tank is assumed as
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14. The risk coefficient k, depends on
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15. Rivets connecting flange angles to cover plates in a plate girder are subjected to
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16. Bearing stiffener in a plate girder is used to
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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. 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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20. According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is
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21. The best arrangement to provide unified behavior inbuilt up steel columns is by
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22. When the bolts are subjected to reversal of stresses, the most suitable type of bolt is
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23. As compared to field rivets, the shop rivets are
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24. 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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25. Which of the following types of riveted joint is free from bending stresses?
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26. In a gusseted base, when the end of the column is machined for complete bearing on the base plate, then the axial load is assumed to be transferred to base plate
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27. Effective depth and depth of the neutral axis respectively of a singly reinforced?
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28. The width of the flange of a T-beam should be less than
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29. The width of the rib of a T-beam , is generally kept between
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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. On a circular slab of radius, the maximum radial moment at the center if the load on the slab in wkn/m2
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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. In a pre-stressed member, it is advisable to use
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34. 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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35. The width of the flange of a L-beam, should be less than
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36. The maximum bending moment due to a train of wheel loads on a simply supported girder
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37. 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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38. A truss containing j joints and m members, will be a simple truss if?
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39. 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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40. 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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41. 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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42. 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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43. Shell structure does not have any?
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44. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?
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45. 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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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. 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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48. The range of economical spacing of trusses varies from
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49. Minimum pitch of the rivets shall not be less than where d is gross diameter of rivet
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50. Which of the following types of riveted joint is free from bending stresses ?
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