Building Materials Bitumen felt is used for Water proofing Both (A) and (B) Damp proofing Neither (A) nor (B) Water proofing Both (A) and (B) Damp proofing Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of silica in a good brick earth lies between 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The pigment used in paints for corrosive resistance, is Zinc white White lead Ferrous oxide Red lead Zinc white White lead Ferrous oxide Red lead ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Forms carbon dioxide All listed here Carbon dioxide with carbon forms carbon mono-oxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Forms carbon dioxide All listed here Carbon dioxide with carbon forms carbon mono-oxide ANSWER DOWNLOAD EXAMIANS APP
Building Materials Geologically, marble is known as Metamorphic rock Stratified rock Sedimentary rock Igneous rock Metamorphic rock Stratified rock Sedimentary rock Igneous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good brick earth should contain: Not more than 5% of lime About 50% to 60% of silica All listed here About 20% to 30% of alumina Not more than 5% of lime About 50% to 60% of silica All listed here About 20% to 30% of alumina ANSWER DOWNLOAD EXAMIANS APP