Building Materials Gypsum consists of CO₂ and calcium CaSO4 and H₂O Lime and H₂O H₂S and CO₂ CO₂ and calcium CaSO4 and H₂O Lime and H₂O H₂S and CO₂ ANSWER DOWNLOAD EXAMIANS APP
Building Materials Seasoning is Creosoting Coating with tar Painting with sodium silicate A process of removing sap Creosoting Coating with tar Painting with sodium silicate A process of removing sap ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which one of the following polymers is obtained from condensation polymerization? Phenol formaldehyde Carbamide Melamine-formaldehyde All of these Phenol formaldehyde Carbamide Melamine-formaldehyde All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials A well seasoned timber may contain moisture up to 4 to 6 % 10 to 12 % 6 to 8 % 8 to 10 % 4 to 6 % 10 to 12 % 6 to 8 % 8 to 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials For a good building stone, its specific gravity should the greater than 2.5 2.3 2.7 3.7 2.5 2.3 2.7 3.7 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Alumina and iron Silica and alkalies Alkalies and magnesium Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium Lime stone and alumina ANSWER DOWNLOAD EXAMIANS APP