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. The allowable shear stress in the web of mild steel beams decreases with (where ‘h’ is height and t is thickness)
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3. Lug angles
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4. 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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5. The shape factor of an isosceles triangle for bending about the axis parallel to the base is:
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6. The moment-curvature relation at a plastic hinge is
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7. The elastic strain for steel is about
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8. compression force in two end posts The pin of a rocker bearing in a bridge is designed for
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9. The portal bracing in a truss bridge is used to
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10. Hudson’s formula gives the dead weight of a truss bridge as a function of
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11. The diameter of base of conical flare of a steel stack is (where d is the diameter of the cylindrical part)
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12. As per IS: 875, for the purposes of specifying basic wind velocity, the country has been divided into
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13. The allowable tensile stress in structural mild steel plates for steel tank is assumed as
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14. Area of openings for buildings of large permeability is more than
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15. The bracing between two columns of a steel tank will be designed to resist
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16. The capacity of the smallest pressed steel tank is
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17. The slenderness ratio of lacing bars should not exceed
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18. The effective length of a battened column is increased by
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19. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is
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20. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
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21. 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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22. Diameter of a bolt hole is usually taken as
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23. Bolts are most suitable to carry
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24. If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as
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25. Bending compressive and tensile stresses respectively are calculated based on
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26. Effective depth and depth of the neutral axis respectively of a singly reinforced?
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27. According to the steel beam theory of doubly reinforced beams
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28. At-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis
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29. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept
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30. The nutral axis of a T-beam exists
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31. In a pre-stressed member, it is advisable to use
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32. 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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33. The width of the flange of a L-beam, should be less than
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34. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
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35. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
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36. While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
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37. In the slope deflection equations, the deformations are considered to be caused by
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38. 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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39. 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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40. 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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41. 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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42. 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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43. A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be?
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44. Shell structure does not have any?
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45. For a continuous slab of 3m 3.5m size, the minimum overall depth of slab to satisfy vertical deflection limits is?
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46. 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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47. 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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48. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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49. The relation between intensity of wind pressure p and velocity of wind V is taken as
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50. 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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