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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. In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be (where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel)

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3. Load factor is

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4. The elastic strain for steel is about

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5. The least dimension in case of a circular column of diameter D 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. In case of timber structures, the simple bending formula M = fz may be applied for

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

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

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

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

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13. Gantry girders are designed to resist

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

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15. As per IS: 800, for compression flange, the outstand of flange plates should not exceed (where t = thickness of thinnest flange plate)

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

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17. Economical depth of a plate girder corresponds to

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18. The effective length of a battened column is increased by

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

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20. The use of tie plates in laced columns is

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

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

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23. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is

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

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

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26. A circular column section is generally not used in actual practice because

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27. 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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28. A butt weld is specified by

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29. Diameter of a bolt hole is usually taken as

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30. When the axis of load lies in the plane of rivet group, then the rivets are subjected to

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

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

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

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34. The steel generally used in R.C.C. work, is

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35. The spacing of the main bars in a simply supported slab, should not exceed its effective depth by

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36. The maximum ratio of span to depth of a slab simply supported and spanning in one direction, is

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

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38. Which of the following is not the displacement method?

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39. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust

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40. 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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41. 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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42. Normally in a truss structure, tension occurs at/for?

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43. The sway bracing is designed to transfer

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

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47. For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as (where p is basic wind pressure)

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

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49. The range of economical spacing of trusses varies from

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50. When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which (where, Fa is the load shared by each rivet due to axial load and F mis the shearing load due to moment in any rivet.)

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