FAQ’s for Structural Design Jobs
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1. 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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2. The ratio of plastic section modulus to elastic section modulus
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3. The mechanism method and the statical method give
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4. The least dimension in case of a circular column of diameter D is taken as
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5. compression force in two end posts The pin of a rocker bearing in a bridge is designed for
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6. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
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7. Hudson’s formula gives the dead weight of a truss bridge as a function of
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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 allowable tensile stress in structural mild steel plates for steel tank is assumed as
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10. The number of seismic zones in which the country has been divided are
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11. The risk coefficient k, depends on
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12. Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles)
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13. 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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14. The web crippling due to excessive bearing stress can be avoided by
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15. Horizontal stiffener in a plate girder is provided to safe guard against
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16. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is
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17. Economical depth of a plate girder corresponds to
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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. The slenderness ratio of a column supported throughout its length by a masonry wall is
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20. As compared to field rivets, the shop rivets are
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21. By providing sufficient edge distance, which of the following failures of riveted joint can be avoided?
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22. If the size of a column is reduced above the floor, the main bars of the column, are
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23. As the percentage of steel increases
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24. According to the steel beam theory of doubly reinforced beams
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25. At-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis
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26. The steel generally used in R.C.C. work, is
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27. 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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28. 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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29. The spacing of the main bars in a simply supported slab, should not exceed its effective depth by
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30. In a pre-stressed member, it is advisable to use
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31. 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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32. The width of the flange of a L-beam, should be less than
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33. Bending moment at any section in a conjugate beam gives in the actual beam
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34. While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
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35. In moment distribution method, the sum of distribution factors of all tha members meeting at any joint is always
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36. 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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37. When shear stress exceeds the permissible limit in a slab, then it is reduced by
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38. 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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39. 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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40. Shell structure does not have any?
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41. Normally in a truss structure, tension occurs at/for?
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42. In frame structure, what transfers the load to columns?
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43. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?
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44. For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is?
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45. The sway bracing is designed to transfer
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46. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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47. The relation between intensity of wind pressure p and velocity of wind V is taken as
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48. 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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49. As per IS: 800, for compression flange, the out stand of flange plates should not exceed (where t = thickness of thinnest flange plate)
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50. Horizontal stiffener in a plate girder is provided to safeguard against
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