Building Materials Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as White or forge pig Bessemer pig Mottled pig Grey or foundry pig White or forge pig Bessemer pig Mottled pig Grey or foundry pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials Hydraulic lime is obtained by Adding water to quick lime Burning of kankar Burning of lime stone Calcination of pure clay Adding water to quick lime Burning of kankar Burning of lime stone Calcination of pure clay ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following ingredients of the brick earth enables the brick to retain its shape? Iron Alumina Silica Magnesia Iron Alumina Silica Magnesia ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide ANSWER DOWNLOAD EXAMIANS APP
Building Materials A ferrous metal is Steel Cast iron All of these Wrought iron Steel Cast iron All of these Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials Initial setting of cement is caused due to Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
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