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FAQ’s for Structural Design Jobs

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1. A steel beam supporting loads from the floor slab as well as from wall is termed as

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

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3. Other conditions being same, the load factor in indeterminate structures is

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4. Load factor is

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5. The mechanism method of plastic analysis satisfies

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6. The mechanism method and the statical method give

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7. The elastic strain for steel is about

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8. The least dimension in case of a circular column of diameter D is taken as

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

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

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

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13. Rivets connecting flange angles to cover plates in a plate girder are subjected to

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14. Gantry girders are designed to resist

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15. Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles)

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16. Horizontal stiffener in a plate girder is provided to safe guard against

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17. The slenderness ratio of lacing bars should not exceed

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18. The use of tie plates in laced columns is

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19. Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between

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20. According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is

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

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

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

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

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

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27. Diameter of a bolt hole is usually taken as

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

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

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30. An under-reinforced section means

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

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33. In a simply supported slab, alternate bars are curtailed at

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34. The minimum thickness of s flat slab is taken

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35. 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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36. The width of the flange of a L-beam, should be less than

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

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38. The three moments equation is applicable only when

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39. 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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40. 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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41. 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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42. A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be?

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

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

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47. The maximum spacing of vertical stiffeners is (where d is the distance between flange angles)

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48. Horizontal stiffener in a plate girder is provided to safeguard against

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49. Battening is preferable when the( i) column carries axial load only, ii) space between the two main components is not very large, iii) column is eccentrically loaded The correct answer is)

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50. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is

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