Building Materials Percentage content of silica in window glass, is 70 to 75 40 to 45 50 to 55 60 to 65 70 to 75 40 to 45 50 to 55 60 to 65 ANSWER DOWNLOAD EXAMIANS APP
Building Materials For sanitary pipes and chemical stonewares, Lead glazing is used Salt glazing is used None of these Opaque glazing is used Lead glazing is used Salt glazing is used None of these Opaque glazing is used ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Silica and alkalies Alkalies and magnesium Alumina and iron Lime stone and alumina Silica and alkalies Alkalies and magnesium Alumina and iron Lime stone and alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if All listed here No grey or white deposits appear on the surface, the brick is free from soluble salts 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence All listed here No grey or white deposits appear on the surface, the brick is free from soluble salts 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace Carbon dioxide with carbon forms carbon mono-oxide Forms carbon dioxide All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Carbon dioxide with carbon forms carbon mono-oxide Forms carbon dioxide All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Name the type of cement from the following for canal linings: Rapid hardening cement Quick setting cement Pozzolana cement Sulphate resisting cement Rapid hardening cement Quick setting cement Pozzolana cement Sulphate resisting cement ANSWER DOWNLOAD EXAMIANS APP
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