Building Materials Which of the following is a mineral? Granite Basalt Syenite Quartz Granite Basalt Syenite Quartz ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos Contains iron oxide and alumina Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Is a natural fibrous mineral substance All of these Contains iron oxide and alumina Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Is a natural fibrous mineral substance All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Rapid hardening cement contains 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 Refractory bricks resist Dampness Chemical action All listed here High temperature Dampness Chemical action All listed here High temperature ANSWER DOWNLOAD EXAMIANS APP
Building Materials Three basic raw materials which are needed in large quantities for production of steel are Iron ore, carbon and lime stone Iron ore, carbon and sulphur Iron ore, coal and sulphur Iron ore, coal and lime stone Iron ore, carbon and lime stone Iron ore, carbon and sulphur Iron ore, coal and sulphur Iron ore, coal and lime stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rocks formed by gradual deposition, are called Metamorphic rocks None of these Igneous rocks Sedimentary rocks Metamorphic rocks None of these Igneous rocks Sedimentary rocks ANSWER DOWNLOAD EXAMIANS APP
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