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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. For rivets in tension with counter-sunk heads, the tensile value shall be

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3. 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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4. Lug angles

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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. Other conditions being same, the load factor in indeterminate structures is

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7. Load factor is

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8. The mechanism method and the statical method give

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9. Shape factor is a property which depends

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10. In case of timber structures, the form factor for solid circular cross-section is taken as

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11. compression force in two end posts The pin of a rocker bearing in a bridge is designed for

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12. The portal bracing in a truss bridge is used to

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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 number of seismic zones in which the country has been divided are

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15. Rivets connecting flange angles to cover plates in a plate girder are subjected to

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16. The maximum spacing of vertical stiffeners is(where d is the distance between flange angles)

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17. 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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18. 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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19. 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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20. Shear buckling of web in a plate girder is prevented by using

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21. The slenderness ratio of lacing bars should not exceed

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22. Economical depth of a plate girder corresponds to

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23. 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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24. The use of tie plates in laced columns is

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25. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be

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26. 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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27. 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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28. The actual thickness of butt weld as compared to the thickness of plate is usually

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29. The heaviest I-section for same depth is

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30. 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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31. At-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis

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32. The steel generally used in R.C.C. work, is

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33. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is

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34. Which of the following is not the displacement method?

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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. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust

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37. In the slope deflection equations, the deformations are considered to be caused by

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38. According to IS codes recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d 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. 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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42. 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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43. Normally in a truss structure, tension occurs at/for?

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44. 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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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. 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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47. The diameter of base of conical flare of a steel stack is 9where d is the diameter of the cylindrical part)

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48. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as

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49. 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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50. 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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