Building Materials Asbestos Is a natural fibrous mineral substance Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) All of these Contains iron oxide and alumina Is a natural fibrous mineral substance Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) All of these Contains iron oxide and alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most common admixture which is used to accelerate the initial set of concrete is Calcium chloride None of these Gypsum Calcium carbonate Calcium chloride None of these Gypsum Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Good quality cement contains higher percentage of Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate Tetra calcium alumino ferrite ANSWER DOWNLOAD EXAMIANS APP
Building Materials Soundness of cement is tested by Vicat's apparatus None of these Le-chatelier apparatus Compressive strength testing apparatus Vicat's apparatus None of these Le-chatelier apparatus Compressive strength testing apparatus ANSWER DOWNLOAD EXAMIANS APP
Building Materials A bull nose brick is not used for Arches Rounding off sharp corners Decoration purpose Pillars Arches Rounding off sharp corners Decoration purpose Pillars ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina in a good brick earth lies between 50 to 60 % 5 to 10 % 20 to 30 % 70 to 80 % 50 to 60 % 5 to 10 % 20 to 30 % 70 to 80 % ANSWER DOWNLOAD EXAMIANS APP
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