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 During pudding Silicon forms a slag Carbon is converted into carbonic acid gas Molten metal is kept clear of the fuel All listed here Silicon forms a slag Carbon is converted into carbonic acid gas Molten metal is kept clear of the fuel All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is Calcium hydroxide Calcium carbonate Calcium oxide None of these Calcium hydroxide Calcium carbonate Calcium oxide None of these 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 Lime stone is not a Stratified rock Metamorphic rock Sedimentary rock Aqueous rock Stratified rock Metamorphic rock Sedimentary rock Aqueous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials Spirit varnish generally consists of Spirit and shellac Alcohol, wax and turpentine Pigment and synthetic resin Oil, wax and resin Spirit and shellac Alcohol, wax and turpentine Pigment and synthetic resin Oil, wax and resin ANSWER DOWNLOAD EXAMIANS APP
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