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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 shape factor of an isosceles triangle for bending about the axis parallel to the base is:

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3. The ratio of plastic section modulus to elastic section modulus

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4. The mechanism method of plastic analysis satisfies

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5. The mechanism method and the statical method give

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

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

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8. If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as

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9. Hudson’s formula gives the dead weight of a truss bridge as a function of

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10. Which of the following sections should preferably be used at places where torsion occurs?

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11. The allowable tensile stress in structural mild steel plates for steel tank is assumed as

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

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13. The bracing between two columns of a steel tank will be designed to resist

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14. Steel tanks are mainly designed for

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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. Gantry girders are designed to resist

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18. Economical depth of a plate girder corresponds to

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19. The effective length of a battened column is increased by

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20. The use of tie plates in laced columns is

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21. The best arrangement to provide unified behavior inbuilt up steel columns is by

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22. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is

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23. 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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24. The slenderness ratio of a column supported throughout its length by a masonry wall is

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25. A butt weld is specified by

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26. Bending compressive and tensile stresses respectively are calculated based on

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27. Effective depth and depth of the neutral axis respectively of a singly reinforced?

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28. 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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29. By over-reinforcing a beam, the moment of resistance can be increased not more than

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

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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. 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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33. 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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34. The maximum ratio of span to depth of a slab simply supported and spanning in one direction, is

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35. Which of the following methods of structural analysis is a displacement method?

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36. 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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37. The maximum bending moment due to a train of wheel loads on a simply supported girder

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

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39. While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of

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40. The carryover factor in a prismatic member whose far end is fixed is

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41. If the size of panel in a flat slab is 6m x 6m, then as per Indian standard code, the widths of column strip and middle strip are

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42. When shear stress exceeds the permissible limit in a slab, then it is reduced by

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43. A truss containing j joints and m members, will be a simple truss if?

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44. 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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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. 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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48. The basic wind speed is specified at a height ‘h’ above mean ground level in an open terrain. The value of ’h’ is

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49. Normally, the angle of roof truss with asbestos sheets should not be less than

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50. 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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