Building Construction Technology Online Test – Paper 3

1. A joint in the masonry parallel to the face of the wall is called:

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

3. A shallow foundation is a foundation that:

4. Negative skin friction on a pile is due to:

5. The type of bond provided in brick masonry for carrying heavy loads is:

6. Gypsum is added for:

7. 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:

8. The arrangement of supporting an existing structure by providing supports underneath is known as:

9. Westerguard analysis is generally used for:

10. The header bond is used in:

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

12. The allowable clay silt in sand for mortar is:

13. Minimum water-cement ratio required for full hydration of cement:

14. Efflorescence in cement is caused due to an excess of:

15. The member laid horizontally to support common rafters and which transmits the loads to the trusses or wall is:

16. Batching error means inaccuracy in the quantity of:

17. Slump used for beam & slab for RCC:

18. Damp proofing course is done:

19. The flooring suitable to resist heavy wear and provide an attractive appearance is:

20. In three-coat plastering, the third coat is known as:

21. A combined footing is generally used when:

22. Curing of concrete:

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

24. Which one of the following is not a source of dampness in walls and floors:

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

26. Dampness causes:

27. Maximum permissible unit of magnesia concentration in ordinary Portland cement is:

28. ISI has specified the full strength of concrete after:

29. The expansion of Portland cement is indicated by its soundness. It can be tested by:

30. The floor height of a 3 m building is connected to 17 numbers of tread/going; the number of risers is:

31. Water-cement ratio is:

32. Width of wall footing (according to thumb's rule) is: (where t = thickness of the wall)

33. Flexible material used for damp proofing is:

34. Inert material of a cement concrete mix is:

35. Pick up the incorrect statement from the following:

36. If the floor height of a building is 2.70 m and the riser is 15 cm, then calculate the number of tread required:

37. The maximum thickness of door shutters provided in doors is:

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

39. Concrete is generally reinforced by bars made of:

40. The cement becomes useless if its absorbed moisture content exceeds:

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

42. A roof sloping in four directions but with a break in slopes is called:

43. The quantity of seepage of water through soils is proportional to:

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

45. The process of hardening the concrete by keeping its surface moist is known as:

46. A floor constructed with special aggregate of 3 mm marble chips mixed with white and colored cement is called:

47. Strength of concrete with the passage of time:

48. In made-up ground having a low value of bearing power, heavy concentrated load is generally supported by:

49. The arrangement of steps provided from the ground level to plinth level is:

50. The roof suitable in plains where rainfall is merge and temperature is high is: