Building Materials The variety of pig iron used for manufacture of wrought iron, is White forge pig Bessemer pig Grey or foundry pig Mottled pig White forge pig Bessemer pig Grey or foundry pig Mottled pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials The specific gravity of marble, is 2.72 2.6 2.5 2.66 2.72 2.6 2.5 2.66 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following sedimentary rocks changes into quartzite by metamorphic action? Gypsum Shale Lime stone Sand stone Gypsum Shale Lime stone Sand stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used retarder in cement is Calcium carbonate Calcium chloride None of these Gypsum Calcium carbonate Calcium chloride None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos 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 Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Contains iron oxide and alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lacquer is Spirit varnish Distemper Oil paint None to these Spirit varnish Distemper Oil paint None to these ANSWER DOWNLOAD EXAMIANS APP