Structural Design Online Test – Paper 3

1. The effective width of a column strip of a flat slab is

2. The ultimate bending compressive strain in RCC is

3. Weep holes are provided in retaining and breast walls to

4. The main reason for placing the main bar at the top in the case of a cantilever slab is

5. Shear stress is not taken by

6. For bars in tension, a standard hook has an anchorage value equivalent to a straight length of

7. Buckling occurs in a column

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

9. The radius of bar bend to form a hook should not be less than

10. The types of failure occurring in a beam due to shear force is termed as

11. 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

12. For an RCC section, select the most true statement from the following

13. Strength of tor steel as compared to mild steel is

14. For a reinforced concrete section, the shape of shear stress diagram is

15. In a doubly reinforced beam, the maximum shear stress occurs

16. The minimum cover at the end of reinforcement should be

17. The reinforcement is bent at an inclination of angle at the ends of the beam

18. The quantity of coarse aggregate required in 100 m³ of concrete having mix 1:2:4

19. In case of RCC building, the expansion joint is normally provided if the length of the building exceeds

20. For a two-way slab, the main reinforcement is provided along the

21. Inert material of cement concrete mix is

22. The workability of concrete can be improved by

23. The designed main bars are placed in a two-way slab

24. A slender column is a

25. The lap length of a direct tension reinforcement bar in an RCC beam should be more than

26. The strength and quality of concrete depends on

27. A diagonal crack is introduced in a beam due to

28. Steel beam theory is used for

29. The ratio of ultimate strength to working stress is

30. If the slenderness ratio for a column is 100 then the column is said to be

31. 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)

32. In a rectangular R.C.C beam, the ratio of the maximum shear stress to average shear stress is

33. The compressive strength of concrete determined from a 150mm × 150mm cylinder as compared to that determined from a 150mm cube is

34. When the material is loaded with tensile force at both ends, then the test is known as

35. The limits of the percentage of the longitudinal reinforcement in a column are given by

36. The minimum cover in a slab is neither less than the diameter of the bar nor less than

37. The long column takes a lesser load as compared to a short column due to

38. For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of the bar nor less than

39. A beam curved in plan is designed for

40. Placing of concrete should preferably be done at a temperature of

41. After casting, an ordinary cement concrete on drying

42. Generally, the compressive strength of the cover block is more than the compressive strength of the concrete. The main function of the cover block is

43. The slenderness ratio of an RCC column is given by (Where, r=radius of gyration, l=effective length, B=width, D=diameter)

44. The minimum number of main bars in a circular column is

45. The transverse shear reinforcement in RCC beams can be provided as

46. In a singly reinforced beam, the effective cover is measured from

47. If the corners of a two-way slab are held down firmly

48. The minimum number of main bars in an octagonal column is

49. Dimensions of a beam need to be changed if the shear stress is more than

50. Weight of steel per cubic meter (m³)