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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. The allowable shear stress in the web of mild steel beams decreases with (where ‘h’ is height and t is thickness)

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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. The minimum thickness of a steel plate, which is directly exposed to weather and is not accessible for cleaning and repainting, should be:

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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 ratio of plastic section modulus to elastic section modulus

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9. The mechanism method of plastic analysis satisfies

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10. The statical method of plastic analysis satisfies

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11. The elastic strain for steel is about

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

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13. The bracing provided in the plane of end posts is called

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

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15. As per IS: 875, for the purposes of specifying basic wind velocity, the country has been divided into

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

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17. Bearing stiffener in a plate girder is used to

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18. Gantry girders are designed to resist

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

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20. 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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21. Lacing bars in a steel column should be designed to resist

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

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

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24. A butt weld is specified by

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

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27. As the percentage of steel increases

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28. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is

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29. 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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30. The self-weight of the footing, is

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31. In a pre-stressed member, it is advisable to use

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32. 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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33. The width of the flange of a L-beam, should be less than

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

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35. In the displacement method of structural analysis, the basic unknowns are

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36. Which of the following methods of structural analysis is a force method?

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37. When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that

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38. A single rolling load of 8 kN rolls alone a girder of 15 m span. the absolute maximum bending moment will be

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39. Bending moment at any section in a conjugate beam gives in the actual beam

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40. The three moments equation is applicable only when

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41. 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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42. 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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43. 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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44. Which of the below is a disadvantage of frame structure?

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45. The sway bracing is designed to transfer

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46. 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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47. 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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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. The maximum permissible span of asbestos cement sheets is

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

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