Building Materials Brass is an alloy of Copper and zinc Zinc and lead Zinc and nickel Tin and silver Copper and zinc Zinc and lead Zinc and nickel Tin and silver ANSWER DOWNLOAD EXAMIANS APP
Building Materials Calcination of iron ores is done All listed here To remove carbonic acid By roasting in heaps To remove moisture All listed here To remove carbonic acid By roasting in heaps To remove moisture ANSWER DOWNLOAD EXAMIANS APP
Building Materials For the manufacture of Portland cement, the proportions of raw materials used, are Lime 22% ; silica 63% ; other ingredients 15% Lime 63% ; silica 22% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% Silica 40% ; lime 40% ; other ingredients 20% Lime 22% ; silica 63% ; other ingredients 15% Lime 63% ; silica 22% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% Silica 40% ; lime 40% ; other ingredients 20% ANSWER DOWNLOAD EXAMIANS APP
Building Materials The variety of pig iron used for the manufacture of steel by Bessemer process, is White forge pig Bessemer pig Grey pig Mottled pig White forge pig Bessemer pig Grey pig Mottled pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most important tool in brick laying for lifting and spreading mortar and for forming joints is Trowel Bolster Scutch Square Trowel Bolster Scutch Square ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sand stone is Metamorphic rock Volcanic rock Sedimentary rock Igneous rock Metamorphic rock Volcanic rock Sedimentary rock Igneous rock ANSWER DOWNLOAD EXAMIANS APP