Building Materials The slag which floats on the surface of the molten iron generally contains All listed here Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Lime (CaO) 45% Silica (SiO2) 35% All listed here Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Lime (CaO) 45% Silica (SiO2) 35% ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Carbon dioxide with carbon forms carbon mono-oxide All listed here Forms carbon dioxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Carbon dioxide with carbon forms carbon mono-oxide All listed here Forms carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used retarder in cement is None of these Calcium carbonate Calcium chloride Gypsum None of these Calcium carbonate Calcium chloride Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bessemer process is used for the manufacture of Steel Wrought iron Pig iron Cast iron Steel Wrought iron Pig iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sea sand used in structures causes Efflorescence Dampness Disintegration All of these Efflorescence Dampness Disintegration All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Stones used for ornamental work must be Hard Heavy Light Soft Hard Heavy Light Soft ANSWER DOWNLOAD EXAMIANS APP
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