Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 2 1 : 8 1 : 6 1 : 4 1 : 2 1 : 8 1 : 6 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Three basic raw materials which are needed in large quantities for production of steel are Iron ore, coal and lime stone Iron ore, coal and sulphur Iron ore, carbon and sulphur Iron ore, carbon and lime stone Iron ore, coal and lime stone Iron ore, coal and sulphur Iron ore, carbon and sulphur Iron ore, carbon and lime stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good brick earth should contain: Not more than 5% of lime About 50% to 60% of silica About 20% to 30% of alumina All listed here Not more than 5% of lime About 50% to 60% of silica About 20% to 30% of alumina All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plaster of Paris is obtained by calcining Gypsum Bauxite Lime stone None of these Gypsum Bauxite Lime stone None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slag which floats on the surface of the molten iron generally contains 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% All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which one of the following is used for preparing porcelain? Quartz All of these Feldspar Clay Quartz All of these Feldspar Clay ANSWER DOWNLOAD EXAMIANS APP
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