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FAQ’s for Structural Design Jobs

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

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

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3. The mechanism method and the statical method give

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4. Shape factor is a property which depends

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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. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of

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7. Hudson’s formula gives the dead weight of a truss bridge as a function of

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

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9. 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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10. Rivets connecting flange angles to cover plates in a plate girder are subjected to

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

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13. The web crippling due to excessive bearing stress can be avoided by

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14. The slenderness ratio of lacing bars should not exceed

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15. Economical depth of a plate girder corresponds to

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

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

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20. The actual thickness of butt weld as compared to the thickness of plate is usually

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21. When the bolts are subjected to reversal of stresses, the most suitable type of bolt is

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

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23. 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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24. Bending compressive and tensile stresses respectively are calculated based on

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25. The heaviest I-section for same depth is

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

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27. The width of the flange of a T-beam should be less than

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

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29. 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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30. In a simply supported slab, alternate bars are curtailed at

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31. The minimum thickness of s flat slab is taken

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32. The width of the flange of a L-beam, should be less than

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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. In the displacement method of structural analysis, the basic unknowns are

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

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36. A single rolling load of 8 kN rolls alone a girder of 15 m span. the absolute maximum bending moment will be

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

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38. The three moments equation is applicable only when

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39. The carryover factor in a prismatic member whose far end is fixed is

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40. According to IS codes recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d is

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

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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. 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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47. The maximum permissible span of asbestos cement sheets is

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48. The range of economical spacing of trusses varies from

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49. 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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50. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is

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