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FAQ’s for Structural Design Jobs

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

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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 statical method of plastic analysis satisfies

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

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

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

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10. Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)

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11. Bearing stiffener in a plate girder is used to

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

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

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14. 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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15. 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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16. A butt weld is specified by

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17. For a standard 45° fillet, the ratio of size of fillet to throat thickness is

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18. In the cross-section of a weld, throat is the

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19. Minimum pitch of the rivets shall not be less than (where d is gross diameter of rivet)

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20. If the thickness of plate to be connected by a rivet is 16mm, then suitable size of rivet as per Unwin’s formula will be

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21. When the axis of load lies in the plane of rivet group, then the rivets are subjected to

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22. The minimum number of main steel bars provided in R.C.C.

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23. If the size of a column is reduced above the floor, the main bars of the column, are

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

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25. The width of the flange of a T-beam should be less than

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26. The effective width of a column strip of a flat slab, is

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27. According to the steel beam theory of doubly reinforced beams

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

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30. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, 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. In a pre-stressed member, it is advisable to use

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

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

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36. In moment distribution method, the sum of distribution factors of all tha members meeting at any joint is always

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37. The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of ? (Where xu is the depth of natural axis at the limit state of collapse)

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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. 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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40. 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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41. Shell structure does not have any?

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42. Normally in a truss structure, tension occurs at/for?

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43. Which of the below is a disadvantage of frame structure?

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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. The effect of racking forces is considered in the design of ( i) lateral braces, ii) chord members) The correct answer is

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

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50. The range of economical spacing of trusses varies from

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