Building Materials Laterite is a/an Calcareous rock Volcanic rock Siliceous rock Argillaceous rock Calcareous rock Volcanic rock Siliceous rock Argillaceous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used retarder in cement is Calcium carbonate Gypsum None of these Calcium chloride Calcium carbonate Gypsum None of these Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Building Materials For the manufacture of Portland cement, the proportions of raw materials used, are Lime 22% ; silica 63% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% Silica 40% ; lime 40% ; other ingredients 20% Lime 63% ; silica 22% ; other ingredients 15% Lime 22% ; silica 63% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% Silica 40% ; lime 40% ; other ingredients 20% Lime 63% ; silica 22% ; other ingredients 15% ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 2 1 : 4 1 : 8 1 : 6 1 : 2 1 : 4 1 : 8 1 : 6 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Initial setting time of cement for asbestos cement products should be not less than 75 minutes 90 minutes 30 minutes 50 minutes 75 minutes 90 minutes 30 minutes 50 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slag which floats on the surface of the molten iron generally contains Silica (SiO2) 35% Lime (CaO) 45% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% All listed here Silica (SiO2) 35% Lime (CaO) 45% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% All listed here ANSWER DOWNLOAD EXAMIANS APP