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. 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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3. The ratio of plastic section modulus to elastic section modulus
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4. The statical method of plastic analysis satisfies
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5. The bracing provided in the plane of end posts is called
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6. The portal bracing in a truss bridge is used to
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7. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
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8. If the floor is supported at or near the bottom but top chords of a bridge are not braced, then the bridge is called
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9. Hudson’s formula gives the dead weight of a truss bridge as a function of
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10. Area of openings for buildings of large permeability is more than
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11. The risk coefficient k, depends on
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12. Economical depth of a plate girder corresponds to
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13. 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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14. The use of tie plates in laced columns is
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15. Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between
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16. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be
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17. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is
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18. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
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19. 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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20. 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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21. A circular column section is generally not used in actual practice because
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22. According to IS Specifications, the maximum pitch of rivets in compression is (where t is thickness of thinnest outside plate or angle)
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23. A butt weld is specified by
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24. For a standard 45° fillet, the ratio of size of fillet to throat thickness is
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25. As compared to field rivets, the shop rivets are
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26. By providing sufficient edge distance, which of the following failures of riveted joint can be avoided?
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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. When the axis of load lies in the plane of rivet group, then the rivets are subjected to
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29. Which of the following types of riveted joint is free from bending stresses?
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30. Bending compressive and tensile stresses respectively are calculated based on
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31. The heaviest I-section for same depth is
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32. The width of the flange of a T-beam should be less than
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33. An under-reinforced section means
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34. By over-reinforcing a beam, the moment of resistance can be increased not more than
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35. In a pre-stressed member, it is advisable to use
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36. The maximum bending moment due to a train of wheel loads on a simply supported girder
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37. Bending moment at any section in a conjugate beam gives in the actual beam
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38. The three moments equation is applicable only when
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39. In moment distribution method, the sum of distribution factors of all tha members meeting at any joint is always
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40. When shear stress exceeds the permissible limit in a slab, then it is reduced by
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41. 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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42. 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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43. 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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44. Shell structure does not have any?
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45. 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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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. 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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48. Normally, the angle of roof truss with asbestos sheets should not be less than
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49. 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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50. The range of economical spacing of trusses varies from
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