FAQ’s for Structural Design Jobs
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1. Lug angles
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2. In the virtual work method, the virtual quantity is
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3. Which of the following conditions is to be satisfied both in elastic and plastic analysis?
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4. The statical method of plastic analysis satisfies
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5. 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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6. The allowable tensile stress in structural mild steel plates for steel tank is assumed as
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7. The number of seismic zones in which the country has been divided are
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8. The bracing between two columns of a steel tank will be designed to resist
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9. Steel tanks are mainly designed for
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10. Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)
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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 forces acting on the web splice of a plate girder are
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13. Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles)
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14. 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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15. Horizontal stiffener in a plate girder is provided to safe guard against
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16. The slenderness ratio of lacing bars should not exceed
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17. The effective length of a battened column is increased by
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18. Lacing bars in a steel column should be designed to resist
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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. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be
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22. The actual thickness of butt weld as compared to the thickness of plate is usually
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23. For a standard 45° fillet, the ratio of size of fillet to throat thickness is
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24. In the cross-section of a weld, throat is the
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25. Select the correct statement
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26. As compared to field rivets, the shop rivets are
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27. If the thickness of plate to be connected by a rivet is 16mm, then suitable size of rivet as per Unwin’s formula will be
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28. When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which
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29. Which of the following types of riveted joint is free from bending stresses?
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30. In a gusseted base, when the end of the column is machined for complete bearing on the base plate, then the axial load is assumed to be transferred to base plate
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31. Bending compressive and tensile stresses respectively are calculated based on
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32. The width of the flange of a T-beam should be less than
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33. The effective width of a column strip of a flat slab, is
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34. The width of the rib of a T-beam , is generally kept between
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35. By over-reinforcing a beam, the moment of resistance can be increased not more than
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36. For normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed
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37. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is
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38. In a simply supported slab, alternate bars are curtailed at
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39. In a pre-stressed member, it is advisable to use
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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 truss containing j joints and m members, will be a simple truss if?
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42. 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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43. 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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44. In frame structure, what transfers the load to columns?
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45. One of the criteria for the effective width of flange of T-beam is bf =-+bw+6Df6 in above formula, lo signifies?
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46. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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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. 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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49. Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds (where t is thickness of web)
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50. Which of the following types of riveted joint is free from bending stresses ?
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