Building Materials Wrought iron contains carbon upto 1.0 % 1.5 % 2.0 % 0.25 % 1.0 % 1.5 % 2.0 % 0.25 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following sedimentary rocks changes into quartzite by metamorphic action? Shale Gypsum Lime stone Sand stone Shale Gypsum Lime stone Sand stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials Non acid-resistant asbestos is: Amosite asbestos Chrysotile asbestos Tremolite asbestos None of these Amosite asbestos Chrysotile asbestos Tremolite asbestos None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bitumen completely dissolves in Carbon bisulphide All of these Coal tar Chloroform Carbon bisulphide All of these Coal tar Chloroform ANSWER DOWNLOAD EXAMIANS APP
Building Materials For the manufacture of Portland cement, the proportions of raw materials used, are Silica 70% ; lime 20% ; other ingredients 10% Lime 22% ; silica 63% ; other ingredients 15% Lime 63% ; silica 22% ; other ingredients 15% Silica 40% ; lime 40% ; other ingredients 20% Silica 70% ; lime 20% ; other ingredients 10% Lime 22% ; silica 63% ; other ingredients 15% Lime 63% ; silica 22% ; other ingredients 15% Silica 40% ; lime 40% ; other ingredients 20% ANSWER DOWNLOAD EXAMIANS APP
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