Home» Online Test » Civil Engineering » Structural Design Online Test » Paper 1 » Paper 2 » Paper 3 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This is a FREE online test. Beware of scammers who ask for money to attend this test. Get New Questions in Each Attempt Total Questions: 50 Time Allotted: 50 minutes Passing Score: 70% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 50 1. The center-to-center spacing of vertical stirrups in a rectangular beam is a) minimum near the support b) maximum near the support c) minimum near the center d) none of the above 2 / 50 2. In a beam, the spacing of shear reinforcement is kept... at the center as compared to the end a) minimum b) maximum c) constant d) none of the above 3 / 50 3. Modulus of rupture is a measure of a) direct tensile strength b) split tensile strength c) flexural tensile strength d) direct compressive strength 4 / 50 4. As per IS: 456:2000, the minimum diameter of reinforcement in a column shall not be less than a) 12 mm b) 16 mm c) 18 mm d) 20 mm 5 / 50 5. In R.C.C. beams, the tension reinforcement can be cut off at a point when it is no longer needed if a) enough bond length is available b) shear at the cut-off point does not exceed two-thirds of permissible at that section c) bending moment is zero d) none of the above 6 / 50 6. Shear stress is not taken by a) horizontal steel b) vertical steel c) inclined steel d) none of the above 7 / 50 7. An RCC roof slab is designed as a two-way slab if a) it supports live load in both directions b) the ratio of spans in both directions is less than two c) the slab is continuous over two supports d) the slab is discontinuous at edges 8 / 50 8. An air entraining agent when added in concrete improves a) strength b) workability c) density d) durability 9 / 50 9. The maximum strain in the tension reinforcement in the section of a flexural member at failure shall not be less than (if fy is the characteristic strength of steel and Es is the modulus of elasticity of steel) a) 0.0020 b) fy/(1.15Es) + 0.002 c) fy/(1.15Es) + 0.003 d) 0.0300 10 / 50 10. The compressive strength of concrete determined from a 150mm × 150mm cylinder as compared to that determined from a 150mm cube is a) more b) less c) equal d) none of the above 11 / 50 11. For a cantilever of effective depth of 50cm, the maximum span to satisfy vertical deflection limit is a) 3.0m b) 3.5m c) 4.0m d) 4.5m 12 / 50 12. The long column takes a lesser load as compared to a short column due to a) buckling b) concrete c) steel d) length 13 / 50 13. A simply supported beam shall be deemed to be a deep beam if the ratio of effective span to overall depth is a) 2 b) 2.5 c) 3 d) 3.5 14 / 50 14. In the case of a cantilever beam, main reinforcement is provided a) on the top face of the beam b) on the bottom face of the beam c) on the middle face of the beam d) all of the above 15 / 50 15. For an RCC section, select the most true statement from the following a) Bond stress = Bond Load/X-area of rebar b) In a doubly reinforced section, rebars are placed at two tiers on the tensile face c) Shear stress (π) is perpendicular to the material cross-section d) Shear stress in rebar is calculated as (π) = Shear force/Nominal surface area of rebar 16 / 50 16. Minimum embedment of reinforcement in a concrete flexural member should be a) 30 θ b) 40 θ c) 50 θ d) 60 θ 17 / 50 17. Strength of concrete show an increase with a) decrease in rate of loading b) increase in rate of loading c) unaffected by rate of loading d) depends on the application of load 18 / 50 18. Unsoundness of cement due to magnesia can be determined by a) autoclave test b) Vicat's needle c) Le Chatelier's apparatus d) normal consistency 19 / 50 19. The moment of resistance of an under-reinforced section is computed on the basis of a) compressive force developed in concrete b) tensile force developed in steel c) both of the above d) none of the above 20 / 50 20. Fineness modulus of fine aggregate is between a) 2-3.5 b) 3.5-5.0 c) 5-6.0 d) 6-7.0 21 / 50 21. The ultimate tensile strength of structural mild steel is about a) 160 N/mm² b) 260 N/mm² c) 520 N/mm² d) 420 N/mm² 22 / 50 22. The ratio of modulus of elasticity of steel to that of concrete is a) modular ratio b) Poisson's ratio c) elasticity ratio d) none of the above 23 / 50 23. Workability of concrete is inversely proportional to a) water-cement ratio b) size of aggregate c) time of transit d) none of the above 24 / 50 24. The length of the straight portion of a bar beyond the end of the hook should be at least a) four times the diameter b) five times the diameter c) six times the diameter d) seven times the diameter 25 / 50 25. A diagonal crack is introduced in a beam due to a) bending moment (BM) b) shear force (SF) c) bending moment & shear force (BM & SF) d) none of the above 26 / 50 26. The minimum cover to the ties or spiral should not be less than a) 8 mm b) 10 mm c) 12 mm d) 25 mm 27 / 50 27. If A is the fineness modulus of coarse aggregate, B of combined aggregates, and C of fine aggregates, then P the proportion of fine to combined aggregates, is given by a) P = (A-B/B-C)x100 b) P = (A-B/C-B)x100 c) P = (C-B/A-B)x100 d) P = (B-C/A-B)x100 28 / 50 28. Bottom reinforcement in a beam is subjected to a) compression b) tension c) both d) none of the above 29 / 50 29. If the corners of a two-way slab are held down firmly a) buckling takes place b) deflection at the center increases c) cracks develop near the corners d) all of the above 30 / 50 30. The radius of bar bend to form a hook should not be less than a) twice the diameter b) thrice the diameter c) four times the diameter d) five times the diameter 31 / 50 31. The limits of the percentage of the longitudinal reinforcement in a column are given by a) 0.8% to 6% b) 0.8% c) 1.0% to 4% d) 1.0% to 6% 32 / 50 32. The amount of reinforcement for main bars in a slab is based upon a) maximum bending moment b) minimum shear force c) maximum shear force d) minimum bending moment 33 / 50 33. For a continuous slab of 3m x 3.5m size, the minimum overall depth of the slab to satisfy vertical deflection limit is a) 5cm b) 7.5cm c) 9cm d) 12cm 34 / 50 34. The effective span of a simply supported slab is a) clear span plus the effective depth of the slab b) span between outer faces of two walls c) distance between the center of bearing d) none of the above 35 / 50 35. In an RCC beam, N.A means a) not applicable b) neutral axis c) natural axis d) normal axis 36 / 50 36. Distribution of shear intensity over a rectangular section of a beam follows a) a circular curve b) a straight line c) a parabolic curve d) an elliptical curve 37 / 50 37. The shear reinforcement in an RCC beam is provided to resist a) diagonal tension b) diagonal compression c) vertical shear d) horizontal shear 38 / 50 38. The maximum diameter of bars in a beam is limited to a) 25mm b) 40mm c) one-eighth of the least dimension of the beams d) one-tenth of the depth 39 / 50 39. The types of failure in which stress in concrete and steel reaches its permissible value at a time is called balance failure. At this stage, the location of the neutral axis is a) above the critical neutral axis b) matches with the critical neutral axis c) below the critical neutral axis d) all of the above 40 / 50 40. The minimum number of main bars in an octagonal column is a) 4 b) 6 c) 8 d) 12 41 / 50 41. A rib slab is provided for a) plain ceiling b) acoustic insulation c) heat insulation d) all of the above 42 / 50 42. A column fails by buckling is called a long column while failure by crushing is called a) big column b) long column c) small column d) short column 43 / 50 43. The slope of weep hole is generally provided at (spacing- 1.5 to 3.0m) a) 1 in 4 b) 1 in 8 c) 1 in 16 d) 1 in 32 44 / 50 44. Factor of safety is given by a) ultimate load /working load b) working load / ultimate load c) (w+u)load d) (u-w)load 45 / 50 45. The transverse shear reinforcement in RCC beams can be provided as a) ties b) closed loops only c) open or closed loops d) helical loops 46 / 50 46. The quantity of coarse aggregate required in 100 m³ of concrete having mix 1:2:4 a) 74 m³ b) 79 m³ c) 87 m³ d) 92 m³ 47 / 50 47. In a column, the minimum cover provided at the end of reinforcement is a) 10 mm b) 25 mm or 2 θ of bar, whichever is greater c) 40 mm or greater than the diameter of the bar d) at least θ of the bar 48 / 50 48. In R.C.C. works, the proportion of the mixture 1:1.5:3, the volume of the cement is in a) 0.2 m³ b) 0.4 m³ c) 0.5 m³ d) 0.1 m³ 49 / 50 49. The main reason for placing the main bar at the top in the case of a cantilever slab is a) load at the top b) tension at the top c) all of the above d) compression at the top 50 / 50 50. The workability of concrete is directly proportional to a) grading of the aggregate b) time of transit c) aggregate cement ratio d) none of the above Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! 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