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 resistance offered to slipping of steel bars in concrete is due to a) adhesion b) frictional resistance c) mechanical resistance d) all of the above 2 / 50 2. Presence of oils in water for concreting a) improves strength b) gives more slump c) reduces workability d) reduces strength 3 / 50 3. Which of the following factors influence the strength of concrete? a) compaction b) curing c) water-cement ratio d) all of the above 4 / 50 4. For a reinforced concrete section, the shape of shear stress diagram is a) wholly parabolic b) wholly rectangular c) parabolic above the neutral axis and rectangular below the neutral axis d) rectangular above the neutral axis and parabolic below the neutral axis 5 / 50 5. For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of the bar nor less than a) 15 mm b) 20 mm c) 25 mm d) 40 mm 6 / 50 6. In a singly reinforced beam, the effective depth is measured from its compression edge to a) tensile edge b) tensile reinforcement c) neutral axis of the beam d) longitudinal central axis 7 / 50 7. The effective width of a column strip of a flat slab is a) one-fourth the width of the panel b) half the width of the panel c) radius of the column d) diameter of the column 8 / 50 8. 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 9 / 50 9. A rigid frame is a structure composed of members which are connected by a) a single rivet b) rigid joints c) simple bearing d) none of the above 10 / 50 10. Minimum embedment of reinforcement in a concrete flexural member should be a) 30 θ b) 40 θ c) 50 θ d) 60 θ 11 / 50 11. 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 12 / 50 12. After casting, an ordinary cement concrete on drying a) shrinks b) expands c) remains unchanged d) can expand or shrink 13 / 50 13. In case of RCC building, the expansion joint is normally provided if the length of the building exceeds a) 20 m b) 30 m c) 45 m d) 50 m 14 / 50 14. Spacing of longitudinal bars measured along the periphery of the column should not be more than (as per IS: 456-2000) a) 20 cm b) 25 cm c) 30 cm d) 15 cm 15 / 50 15. Buckling occurs in a column a) great b) short c) too great d) none of the above 16 / 50 16. Spacing of stirrups in a rectangular beam is a) kept constant throughout the length b) increased towards the center of the beam c) increased at the ends d) increased at the center of the beam 17 / 50 17. Concrete gains strength due to a) chemical action of cement with coarse aggregate b) hydration of cement c) evaporation of water d) all of the above 18 / 50 18. 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 19 / 50 19. The minimum vertical spacing of the main bars in an RCC beam should be a) diameter of the bar or maximum size of the aggregate + 5mm b) maximum size of the bar c) maximum size of the bar or 2/3 maximum size of the aggregate d) none of the above 20 / 50 20. 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 21 / 50 21. The ratio of the effective length of a cantilever column to its height is about a) 2.5 b) 2.0 c) 1.5 d) 1.0 22 / 50 22. 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% 23 / 50 23. 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 24 / 50 24. In a doubly reinforced beam, the maximum shear stress occurs a) along the centroid b) along the natural axis c) on planes between the neutral axis and the tensile reinforcement d) on planes between the neutral axis and the compressive reinforcement 25 / 50 25. The thickened part of a flat slab over its supporting column is technically known as a) capital b) drop panel c) column head d) none of the above 26 / 50 26. The amount of reinforcement for main bars in a slab is based upon a) minimum bending moment b) maximum bending moment c) minimum shear stress d) maximum shear force 27 / 50 27. Weep holes are provided in retaining and breast walls to a) increase compaction b) increase architectural beauty c) drain off the water from the fillings d) none of the above 28 / 50 28. If a beam fails in bond, then a) increase the depth of the beam b) use thicker but fewer numbers of bars c) use thinner but more numbers of bars d) providing vertical stirrups 29 / 50 29. In a two-way slab, the torsion steel is provided at the a) top b) bottom c) both (a) and (b) of the above d) none of the above 30 / 50 30. The shear reinforcement in an RCC beam is provided to resist a) diagonal tension b) diagonal compression c) vertical shear d) horizontal shear 31 / 50 31. In the analysis of a doubly reinforced beam, the assumption made is a) tension is resisted by concrete only b) compression is resisted by concrete only c) the deformations in concrete and steel on both sides remain proportional to their distance from the neutral axis d) all of the above 32 / 50 32. If the slenderness ratio for a column is 100 then the column is said to be a) long b) medium c) short d) none of the above 33 / 50 33. The slab built integrally with the supporting columns without any beams is a) flat slab b) one-way slab c) two-way slab d) continuous slab 34 / 50 34. The lap length of a direct tension reinforcement bar in an RCC beam should be more than a) 30 times the diameter of the bar b) 48 times the diameter of the bar c) 24 times the diameter of the bar d) twice the development length or 30 times the diameter of the bar 35 / 50 35. According to the load factor method, the permissible load W on a short column reinforced with longitudinal bars and lateral stirrups is a) stress in concrete × area of concrete b) stress in steel × area of steel c) stress in concrete × area of concrete + stress in steel × area of steel d) none of the above 36 / 50 36. Which of the following statements is correct? As the area of steel increases a) the depth of the neutral axis decreases b) the depth of the neutral axis increases c) the lever arm increases d) none of the above 37 / 50 37. The ratio of ultimate strength to working stress is a) distribution factor b) load factor c) safety factor d) shape factor 38 / 50 38. 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 39 / 50 39. Weight of steel per cubic meter (m³) a) 1000 kg b) 2000 kg c) 7850 kg d) 8850 kg 40 / 50 40. Steel beam theory is used for a) design of a simple steel beam b) steel beam encased in concrete c) a beam if shear exceeds 4 times allowable shear stress d) doubly reinforced beams ignoring compressive stress in concrete 41 / 50 41. In a singly reinforced beam a) compression is borne entirely by concrete b) steel possesses initial stresses when embedded in concrete c) plane sections transverse to the center line of the beam before bending remain plane sections after bending d) elastic modulii for concrete and steel have different values within the limits of deformation of the beam 42 / 50 42. The strength and quality of concrete depends on a) aggregate shape b) aggregate grading c) surface area of the aggregate d) all of the above 43 / 50 43. The one-way slab is one a) which is short and bends in two directions b) the slab which bends only along one direction c) reinforced in one direction only d) all of the above 44 / 50 44. What is the minimum period for which the lime concrete in the foundation be left wet without the construction of masonry over it? a) 15 days b) 12 days c) 9 days d) 7 days 45 / 50 45. 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 46 / 50 46. 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 47 / 50 47. The strength of concrete increases with an increase in a) water cement ratio b) size of aggregate c) aggregate cement ratio d) moisture content 48 / 50 48. The spacing of transverse reinforcement of a column is decided by the following consideration a) the least lateral dimension of the column b) sixteen times the diameter of the smallest longitudinal reinforcing rod in the column c) forty-eight times the diameter of transverse reinforcement d) all of the above 49 / 50 49. The workability of concrete can be improved by a) more sand b) more cement c) more fine aggregate d) fineness of coarse aggregate 50 / 50 50. Due to shrinkage stress, a simply supported beam having reinforcement only at the bottom tends to a) deflect downward b) deflect upward c) deflect upward or downward 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! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Structural Design MCQ PDF for Offline Study Share the above MCQs:Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on X (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)
