Building Materials Quick lime Generates heat when added to water All listed here Reacts with carbon dioxide May be used for white-washing Generates heat when added to water All listed here Reacts with carbon dioxide May be used for white-washing ANSWER DOWNLOAD EXAMIANS APP
Building Materials The hardest rock is Talc Quartz Diamond Marble Talc Quartz Diamond Marble ANSWER DOWNLOAD EXAMIANS APP
Building Materials To retard the initial setting time of cement, the compound responsible, is Tri-calcium aluminate Tri-calcium silicate Di-calcium silicate Gypsum Tri-calcium aluminate Tri-calcium silicate Di-calcium silicate Gypsum 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 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% Lime 22% ; silica 63% ; other ingredients 15% ANSWER DOWNLOAD EXAMIANS APP
Building Materials Early attainment of strength in rapid hardening cement is mainly due to Finer grinding Tri-calcium aluminate Gypsum Tri-calcium silicate Finer grinding Tri-calcium aluminate Gypsum Tri-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Steel contains carbon approximately 0.05% to 1.75% None to these 0.25 % 1.50% to 5.6% 0.05% to 1.75% None to these 0.25 % 1.50% to 5.6% ANSWER DOWNLOAD EXAMIANS APP