51. A good brick earth should contain:
52. For preparing porcelains, the clay should be
53. Bessemer process is used for the manufacture of
54. For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of
55. Bullet proof glass is made of thick glass sheet sandwiched by a layer of
56. Good quality cement contains higher percentage of
57. The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called:
58. The most commonly used synthetic abrasive is
59. The main constituent which imparts hydraulicity to hydraulic lime is
60. Sandstone is a
(i) Sedimentary rock
(ii) Aqueous rock
(iii) Siliceous rock
(i) Sedimentary rock
(ii) Aqueous rock
(iii) Siliceous rock
Read More Section(Building Materials)
Each Section contains maximum 100 MCQs question on Building Materials. To get more questions visit other sections.