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Construction Materials Online Test – Paper 3

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Created by 83a36dcfd5c4caff12bc80f0020c9c749e12cbbbdb7c406dc1dd39996cb85836?s=32&d=monsterid&r=g gkaimVikash chaudhary

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  • Total Questions: 50
  • Time Allotted: 50 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
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1. A slow-setting cement has a higher percentage of

2 / 50

2. *The best primer used for structural steel work is

3 / 50

3. The compressive strength of stone is found out by

4 / 50

4. Identify the process responsible for the formation of metamorphic rocks

5 / 50

5. The nominal size of modular brick is

6 / 50

6. In the briquette test, the seven-day tensile strength of good Portland cement should not be less than

7 / 50

7. As compared to fat lime, the hydraulic lime sets

8 / 50

8. Lacquer paints are

9 / 50

9. *Bitumen is generally obtained from

10 / 50

10. Which of the following has the lowest crushing strength

11 / 50

11. The constituent responsible for setting of hydraulic lime underwater is

12 / 50

12. Identify the geological classification of rocks

13 / 50

13. The initial and final setting times of ordinary Portland cement are

14 / 50

14. *Gravel is a type of

15 / 50

15. Lime having high calcium oxide content, which can set and become hard only in the presence of CO2 from the atmosphere, is known as

16 / 50

16. The discoloration and formation of white deposits due to the presence of a relatively large proportion of soluble salts in bricks is known as

17 / 50

17. The main function of alumina in brick earth is

18 / 50

18. Inert filler/adulterant is used in paint to

19 / 50

19. *Brass is an alloy of

20 / 50

20. The rocks which are formed due to the cooling of magma at a considerable depth from the earth's surface are called

21 / 50

21. A prime coat is given to steelwork

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22. The layer between the bark of the tree and the sapwood, which is not yet converted into wood is called

23 / 50

23. The solidification of molten magma within the earth's crust results in the formation of

24 / 50

24. In arches, stratified stones are placed so that their planes are

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25. *Slate stone is a

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26. *Normally the bricks (1st class) obtained from pazawah is about

27 / 50

27. Bull nose bricks are not used in

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28. Which one of the following does not belong to endogenous trees?

29 / 50

29. *A thin sheet of wood sliced from a log of wood is called

30 / 50

30. Rapid hardening cement attains early strength due to

31 / 50

31. *Quick lime is

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32. Stone generally used for railway ballast is

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33. *Le-Chatelier's apparatus is used to carry out

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34. The crushing strength of 1st class brick should not be less than

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35. The most commonly used retarder in cement is:

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36. *Water absorption of cement should not be more than

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37. *Which one of the following pairs is correctly matched?

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38. *Seasoning of timber is essential to remove

39 / 50

39. Portland cement manufactured from pure white chalk and clay but free from iron oxide is known as

40 / 50

40. The tool used for quarrying of stones is

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41. *Seasoning of timber is done to

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42. The strength of RHPC for one day is equal to...day of OPC

43 / 50

43. *The shape of Hoffman's continuous kiln is

44 / 50

44. *If the molten magma forces itself into an already existing rock in the earth's crust and solidifies there, such a rock is known as

45 / 50

45. The solvent used in cement paints is

46 / 50

46. Pick up the air-entraining agent from the following

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47. *Turpentine oil is used in paints as a

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48. *A piece of timber whose thickness and width are respectively 5 cm and 10 cm is called

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49. The most economical methods of sawing wood is

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50. The percentage of alumina in good brick earth lies between

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