Building Materials Pig iron is manufactured from the ores by Calcination and roasting Dressing Smelting All of these Calcination and roasting Dressing Smelting All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Stones used for the construction of retaining walls must be Hard Heavy Light Soft Hard Heavy Light Soft ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quartzite is a Siliceous rock Metamorphic rock Argillaceous rock Calcareous rock Siliceous rock Metamorphic rock Argillaceous rock Calcareous rock 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 Cementation process Open hearth process Bessemer process Crucible process Cementation process Open hearth process ANSWER DOWNLOAD EXAMIANS APP
Building Materials Laterite is a/an Volcanic rock Siliceous rock Calcareous rock Argillaceous rock Volcanic rock Siliceous rock Calcareous rock Argillaceous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos 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 Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Contains iron oxide and alumina All of these ANSWER DOWNLOAD EXAMIANS APP
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