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FAQ’s for Structural Design Jobs

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1. The shape factor of an isosceles triangle for bending about the axis parallel to the base is:

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

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

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

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5. The bracing provided in the plane of end posts is called

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6. As per IS: 875, for the purposes of specifying basic wind velocity, the country has been divided into

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

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8. Area of openings for buildings of large permeability is more than

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9. The bracing between two columns of a steel tank will be designed to resist

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10. The capacity of the smallest pressed steel tank is

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11. Steel tanks are mainly designed for

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12. Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)

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13. Bearing stiffener in a plate girder is used to

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14. Gantry girders are designed to resist

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15. Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds 9where t is thickness of web)

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16. The slenderness ratio of lacing bars should not exceed

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

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

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19. A butt weld is specified by

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20. The effective length of a fillet weld should not be less than

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21. In the cross-section of a weld, throat is the

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

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

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26. 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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27. The heaviest I-section for same depth is

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

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29. At-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis

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

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

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

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35. The maximum bending moment due to a train of wheel loads on a simply supported girder

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36. In the slope deflection equations, the deformations are considered to be caused by

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37. When shear stress exceeds the permissible limit in a slab, then it is reduced by

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38. 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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39. 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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40. Shell structure does not have any?

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41. Which of the below is a disadvantage of frame structure?

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42. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?

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43. 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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44. 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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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. 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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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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