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FAQ’s for Structural Design Jobs

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1. The mechanism method of plastic analysis satisfies

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2. The statical method of plastic analysis satisfies

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3. The moment-curvature relation at a plastic hinge is

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4. The mechanism method and the statical method give

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

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

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7. Area of openings for buildings of large permeability is more than

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8. 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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9. 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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10. The web crippling due to excessive bearing stress can be avoided by

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

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12. 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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13. Lacing bars in a steel column should be designed to resist

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14. The actual thickness of butt weld as compared to the thickness of plate is usually

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15. A butt weld is specified by

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16. The effective length of a fillet weld should not be less than

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17. When the bolts are subjected to reversal of stresses, the most suitable type of bolt is

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18. As compared to field rivets, the shop rivets are

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19. Which of the following types of riveted joint is free from bending stresses?

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20. If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as

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

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

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23. The width of the rib of a T-beam , is generally kept between

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

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

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

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28. Enlarged head of a supporting column of a flat slab is technically known as

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29. The nutral axis of a T-beam exists

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

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

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

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36. The three moments equation is applicable only when

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37. A steel rod 1 meter long having square cross section is pulled under a tensile load of 8 tones the extension in the rod was 1 mm only. if E steel=2x106kg/cm2, the side of the rod, is

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

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39. The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, 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 rod of uniform cross-section A and length L force P. The young’s modules E of the material, is?

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42. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?

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43. The sway bracing is designed to transfer

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

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46. Generally, the purlins are placed at the panel points so as to avoid

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

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