Building Materials The age of a tree can be known by examining Medullary rays Cambium layer Heart wood Annular rings Medullary rays Cambium layer Heart wood Annular rings ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sewer pipes are made of Refractory clay All listed here Stone ware Earthen ware Refractory clay All listed here Stone ware Earthen ware ANSWER DOWNLOAD EXAMIANS APP
Building Materials For obtaining vinyl chloride acetate, the method used, is Co-polymerization None of these Addition polymerization Condensation polymerization Co-polymerization None of these Addition polymerization Condensation polymerization ANSWER DOWNLOAD EXAMIANS APP
Building Materials Distemper is A water proofing agent A paint consisting of powdered chalk, pigments and water A drying agent A paint consisting of colored cement and water A water proofing agent A paint consisting of powdered chalk, pigments and water A drying agent A paint consisting of colored cement and water ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace 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 All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 ANSWER DOWNLOAD EXAMIANS APP
Building Materials For the manufacture of Portland cement, the proportions of raw materials used, are Lime 63% ; silica 22% ; other ingredients 15% Silica 40% ; lime 40% ; other ingredients 20% Lime 22% ; silica 63% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% Lime 63% ; silica 22% ; other ingredients 15% Silica 40% ; lime 40% ; other ingredients 20% Lime 22% ; silica 63% ; other ingredients 15% Silica 70% ; lime 20% ; other ingredients 10% ANSWER DOWNLOAD EXAMIANS APP