Building Materials Second class bricks Are of dark brown color Produce a metallic sound when struck Are under burnt Are well burnt Are of dark brown color Produce a metallic sound when struck Are under burnt Are well burnt ANSWER DOWNLOAD EXAMIANS APP
Building Materials For slaking of 10 kg of CaO, the theoretical amount of water is 1.5 kg 2.2 kg None of these 3.2 kg 1.5 kg 2.2 kg None of these 3.2 kg ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick setting cement is produced by adding Less amount of gypsum in very fine powdered form Pozzolana in very fine powdered form Aluminium sulphate in very fine powdered form More amount of gypsum in very fine powdered form Less amount of gypsum in very fine powdered form Pozzolana in very fine powdered form Aluminium sulphate in very fine powdered form More amount of gypsum in very fine powdered form ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called Bessemer process Crucible process Open hearth process Cementation process Bessemer process Crucible process Open hearth process Cementation process ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Contains iron oxide and alumina All of these Is a natural fibrous mineral substance Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Contains iron oxide and alumina All of these Is a natural fibrous mineral substance ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sandstone is a(i) Sedimentary rock(ii) Aqueous rock(iii) Siliceous rock Only (i) All (i), (ii) and (iii) Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) Both (i) and (ii) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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