Pick up the correct statement from the following:

  1. Home

- Online Exam Test Papers | - MCQs[multiple choice questions and answers ] | - Mock Test Papers | - Practice Papers | - Sample Test Papers |

Question:
Pick up the correct statement from the following:

1.Air bubbles in casting produce a dull sound by tapping their surfaces lightly with a hammer

2.Cupola furnace is used for the manufacture of cast iron

3.Red short iron is of no value for welding purpose

4.All the above.

Posted Date:-2021-03-26 07:43:35

More MCQS Questions and answers

  1. According to IS 399-1963, the weight of the timber is specified at
  2. Dorry's testing machine is used for
  3. The term frog means
  4. A rock contains only one mineral It is called
  5. Asbestos
  6. Asphalt is obtained from
  7. Bitumen felt is used for
  8. Granite mainly composed of quartz and felsper particles, is obtained from
  9. Lime stones are generally known as
  10. Percentage content of silica in window glass, is
  11. Porcelain is used as :
  12. Refractory bricks are
  13. Slump test for concrete is carried out, to determine
  14. Stones used for rubble masonry must be
  15. The portion of the brick cut across its width and having its length equal to that of a full brick, is known as
  16. According to ISI, bitumen is classified into
  17. Basalt is
  18. Bullet proof glass is made of thick glass sheet sandwiched by a layer of
  19. Chlorite, a green colour mineral is mainly derived from the decomposition of
  20. Dolomite is a lime stone which contains carbonate of magnesia upto
  21. Durability of building stone is affected by its
  22. During smelting process, the combination of fuel in the furnace
  23. For a 50 kg cement bag water required, is
  24. For high grade instruments the steel preferred to, is
  25. If the ore impurities is
  26. Index number expressing the relative sizes of both coarse and fine aggregates, is called
  27. A bull nose brick is not used for
  28. Lime putty
  29. Linseed oil is used in paints as
  30. Magnese steels
  31. Pegmatite is a/an
  32. Pick up the correct statement from the following:
  33. Pick up the correct statement from the following:
  34. Pick up the metal refractory from the following:
  35. Pig iron obtained from the furnance which is properly provided with fuel at a very high temperature, is called
  36. Plaster of Paris is obtained by calcining
  37. Priming consists of
  38. Red short iron cracks when bent due to the presence of
  39. Seasoning of timber is done for
  40. The coefficient of hardness of stones used in road work should be greater than
  41. The frog of a brick is normally made on its
  42. The method of addition polymerization is used for obtaining:
  43. The minimum percentage of silica, alumina and ferric oxide in lime for white washing, is
  44. The most important constituent of an oil paint, is
  45. The percentage of alumina and silica in good fire clay vary respectively is
  46. The plastics prepared from Vinyl resin are
  47. The presence of sand in brick earth prevents:
  48. The property by virtue of which lime sets under water, is known as
  49. The steel used for the manufacture of rails, is
  50. To retard the initial setting time of cement, the compound responsible, is
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!