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% Silica (SiO2) 35% Lime (CaO) 45% All listed here Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Silica (SiO2) 35% Lime (CaO) 45% ANSWER DOWNLOAD EXAMIANS APP
Building Materials Chemically, marble is known as Calcareous rock Metamorphic rock Siliceous rock Argillaceous rock Calcareous rock Metamorphic rock Siliceous rock Argillaceous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main constituent of cement which is responsible for initial setting of cement is All of these tricalcium silicate tricalcium aluminate dicalcium silicate All of these tricalcium silicate tricalcium aluminate dicalcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials In order of increasing percentage of silica, the correct sequence is Sandy clay, calcareous clay, pure clay None of these Pure clay, sandy clay, calcareous clay Calcareous clay, pure clay, sandy clay Sandy clay, calcareous clay, pure clay None of these Pure clay, sandy clay, calcareous clay Calcareous clay, pure clay, sandy clay ANSWER DOWNLOAD EXAMIANS APP
Building Materials The method of addition polymerization is used for obtaining: Polystyrene All of these Polyvinylchloride Polypropylene Polystyrene All of these Polyvinylchloride Polypropylene ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: Wind cracks Heart shakes Radial shakes Twisted fibres Wind cracks Heart shakes Radial shakes Twisted fibres ANSWER DOWNLOAD EXAMIANS APP