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