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