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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. The connection of intermediate vertical stiffeners to the web, not subjected to external loads, shall be designed for a minimum shear force (kN/m) of (where, t = the web thickness in mm, h = the outstand of stiffener in mm)

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4. In the virtual work method, the virtual quantity is

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5. Which of the following conditions is to be satisfied both in elastic and plastic analysis?

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

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7. The mechanism method of plastic analysis satisfies

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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. In case of timber structures, the simple bending formula M = fz may be applied for

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

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

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13. The internal pressure coefficient on walls for buildings with large permeability is taken as

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14. Bearing stiffener in a plate girder is used to

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15. The forces acting on the web splice of a plate girder are

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16. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is

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

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

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

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20. 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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21. Diameter of a bolt hole is usually taken as

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22. Select the correct statement

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23. Bolts are most suitable to carry

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24. Efficiency of a riveted joint, having the minimum pitch as per IS: 800, is

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

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

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27. The difference between gross diameter and nominaldia meter for the rivets up to 25 mm diameter is

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28. The heaviest I-section for same depth is

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

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

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

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32. The nutral axis of a T-beam exists

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

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

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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. 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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39. The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is?

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40. 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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41. 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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42. In frame structure, what transfers the load to columns?

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

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45. The relation between intensity of wind pressure p and velocity of wind V is taken as

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

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47. The maximum permissible span of asbestos cement sheets is

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

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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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