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. A column is considered as a long column if its slenderness ratio is more than a) 40 b) 20 c) 24 d) 28 2 / 50 2. In a simply supported slab, alternate bars are curtailed at a) 1/4th of the span b) 1/5th of the span c) 1/6th of the span d) 1/7th of the span 3 / 50 3. 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 4 / 50 4. Placing of concrete should preferably be done at a temperature of a) 10°C b) 20°C c) 27±2°C d) 32°C 5 / 50 5. 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 6 / 50 6. As the size of the cube increases, the strength of the cube a) decreases b) increases c) increases but decreasing rate d) decreases but decreasing rate 7 / 50 7. The long column takes a lesser load as compared to a short column due to a) buckling b) concrete c) steel d) length 8 / 50 8. 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 9 / 50 9. 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 10 / 50 10. The amount of reinforcement for main bars in a slab is based on a) minimum shear force b) maximum shear force c) minimum bending moment d) maximum bending moment 11 / 50 11. In a singly reinforced beam, if the concrete is stressed to its allowable limit earlier than steel, the section is said to be a) over-reinforced section b) under-reinforced section c) balanced section d) economical section 12 / 50 12. The initial and final setting times for ordinary Portland cement are approximately related by (where T & t are the final and initial setting times) a) T = 540+t b) T = 270+t c) T = 90+1.2t d) T = 90+t 13 / 50 13. Surface vibrator is effective only when the thickness of concrete does not exceed a) 5 cm b) 70 cm c) 15 cm d) 20 cm 14 / 50 14. The minimum length of the bar which must be embedded in concrete beyond any section to develop bond is a) development length b) lap length c) splice length d) curved length 15 / 50 15. The main reason for providing a number supported beam is to resist in that zone a) tensile stress b) compressive stress c) shear stress d) bond stress 16 / 50 16. 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 17 / 50 17. A beam curved in plan is designed for a) bending moment and shear b) bending moment and torsion c) shear and torsion d) bending moment, shear, and torsion 18 / 50 18. 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 19 / 50 19. 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 20 / 50 20. The minimum overall depth kept at the edge of R.C. footings is a) 50 cm b) 25 cm c) 15 cm d) 10 cm 21 / 50 21. Strength of tor steel as compared to mild steel is a) more b) less c) equal d) no relation 22 / 50 22. 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 23 / 50 23. A doubly reinforced beam is used a) when extra safety factor is required b) when the depth and width of the beam are restricted c) when the depth of the beam is more than the width d) a large moment of resistance is desired 24 / 50 24. A doubly reinforced beam is economical as compared to a singly reinforced beam because a) the size of the section is small b) the depth of the section is small c) compressive steel is under-stressed d) concrete is not stressed to its full value 25 / 50 25. 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 26 / 50 26. Large size aggregate is better in yield high strength but in no case greater than a) 2/3 of the minimum thickness of the member b) 1/3 of the minimum thickness of the member c) 3/4 of the minimum thickness of the member d) 1/4 of the minimum thickness of the member 27 / 50 27. The strength of concrete increases with an increase in a) water cement ratio b) size of aggregate c) aggregate cement ratio d) moisture content 28 / 50 28. In a singly reinforced beam (concrete), as the load increases a) only concrete will resist tension b) only steel bars will resist tension c) both concrete and steel will resist tension d) both concrete and steel will resist compression 29 / 50 29. In a two-way slab, the lifting of corners occurs due to a) zero moment at the center b) torsional moments on the slab c) unbalanced moments on the slab d) none of the above 30 / 50 30. The unit weight of RCC is taken as a) 2.2 t/m³ b) 2.3 t/m³ c) 2.4 t/m³ d) 2.5 t/m³ 31 / 50 31. A slender column is a a) short column b) long column c) mix d) column of varying cross-section 32 / 50 32. Minimum spacing between horizontal parallel reinforcements of different sizes should not be less than a) one times the thinner bar b) two times the thinner bar c) one times the thicker bar d) two times the thicker bar 33 / 50 33. 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 34 / 50 34. 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 35 / 50 35. In cold weather, concrete curing should be continued for... days a) 7 b) 14 c) 21 d) 28 36 / 50 36. Main reinforcement in an RCC beam is used for a) bending moment b) shear force c) moment of resistance d) none of the above 37 / 50 37. 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 38 / 50 38. Shear stress diagram of a homogeneous beam is a) rectangular b) triangular c) parabolic d) elliptical 39 / 50 39. 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 40 / 50 40. Presence of oils in water for concreting a) improves strength b) gives more slump c) reduces workability d) reduces strength 41 / 50 41. 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 42 / 50 42. Modulus of rupture is a measure of a) direct tensile strength b) split tensile strength c) flexural tensile strength d) direct compressive strength 43 / 50 43. Fineness modulus of fine aggregate is between a) 2-3.5 b) 3.5-5.0 c) 5-6.0 d) 6-7.0 44 / 50 44. The lower water-cement ratio in concrete products a) more density b) small creep and shrinkage c) more bond d) all of the above 45 / 50 45. 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 46 / 50 46. 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 47 / 50 47. 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 48 / 50 48. 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 49 / 50 49. 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 50 / 50 50. After casting, an ordinary cement concrete on drying a) shrinks b) expands c) remains unchanged d) can expand or shrink 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) Facebook Click to share on WhatsApp (Opens in new window) WhatsApp Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Reddit (Opens in new window) Reddit
