Building Construction Technology Online Test – Paper 3

1. Cement provides strength, durability, and water-tightness to concrete because:

2. The following compound that helps in obtaining early strength of cement concrete is:

3. Batching error means inaccuracy in the quantity of:

4. Curing of concrete ensures:

5. The 9 cm x 9 cm side of a brick as seen in the wall face is generally known as:

6. Concrete mixer is:

7. A retaining wall may be built of:

8. Slump used for beam & slab for RCC:

9. In one day, the height of stone masonry:

10. The joints provided in wooden floors are?

11. Water-cement ratio is:

12. A cut in the frame of a door to receive the shutter is known as:

13. Horizontal construction joints in concrete walls are generally provided at:

14. A wooden block hinged on the post outside a door is known as:

15. The shrinkage in cement concrete decreases with:

16. The inner section of a cavity wall is generally known as:

17. The types of foundation used to transfer heavy load are:

18. The bond in which all courses are laid as stretcher is known as:

19. Which of the following percentages is likely to be achieved in three weeks time for a well-cured cement structure's strength?

20. Pick up the incorrect statement from the following:

21. When D.P.C. is to be laid over large areas, the material preferred is:

22. An aggregate is known as a cyclopean aggregate if the size is more than:

23. Generally, D.P.C. is provided at:

24. If the water-cement ratio of concrete is 0.6, then water required for mixing concrete is:

25. Black cotton soil is unsuitable for foundations because of its:

26. Water-cement ratio by weight is:

27. A wooden block fixed on the back side of a door frame on its post is known as:

28. Curing period is minimum for concrete using:

29. The internal dimensions of a warehouse are 15m x 5.6m, and the maximum height of piles is 2.70m. Then the maximum number of bags to be stored in two piles is:

30. 'Curing' as used in concrete and cement plaster is a process that helps these gain:

31. Bringing the floor to a true level surface by means of screeds is known as:

32. The final operation of finishing floors is known as:

33. For the construction of thin R.C.C. structures, the type of cement to be avoided is:

34. The main component of pozzolana is:

35. Curing of concrete:

36. Separation of coarse aggregates from mortar during transportation is known as:

37. Volume of one bag of cement (50kg) is:

38. A flaky aggregate is said to be elongated if its greatest dimension (length) is greater than:

39. Curing is the process of:

40. Slump test is a measure of:

41. Strength of cement with the passage of time:

42. For ensuring quality of concrete, use:

43. The maximum size of the aggregate used in a damp proof course is about:

44. The normal thickness of an expansion joint in masonry walls must be more than:

45. If the average compressive strength is 4000kg/cm2 and standard deviation is 500, the coefficient of variation is:

46. Percentage of pozzolanic material containing clay up to 80% used for the manufacture of pozzolana cement is:

47. Size of fine aggregates should not exceed:

48. The bearing capacity of a soil:

49. Westerguard analysis is generally used for:

50. The line of intersection of the sloping surface of the slope roof having an internal angle greater than 180┬░ is called: