Building Materials The rocks in which argil (or clay) predominates, are called Siliceous rocks Calcareous rocks Argillaceous rocks Igneous rocks Siliceous rocks Calcareous rocks Argillaceous rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which one of the following polymers is obtained from condensation polymerization? Phenol formaldehyde Carbamide All of these Melamine-formaldehyde Phenol formaldehyde Carbamide All of these Melamine-formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most durable varnish is Oil varnish Spirit varnish Turpentine varnish Water varnish Oil varnish Spirit varnish Turpentine varnish Water varnish ANSWER DOWNLOAD EXAMIANS APP
Building Materials The moisture content in a well seasoned timber is 10 % to 12 % 100 % 15 % to 20 % 4 % to 6 % 10 % to 12 % 100 % 15 % to 20 % 4 % to 6 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slag which floats on the surface of the molten iron generally contains Silica (SiO2) 35% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% All listed here Lime (CaO) 45% Silica (SiO2) 35% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% All listed here Lime (CaO) 45% ANSWER DOWNLOAD EXAMIANS APP
Building Materials A first class brick when immersed in cold water for 24 hours should not absorb water more than 15 % 22 % 20 % 25 % 15 % 22 % 20 % 25 % ANSWER DOWNLOAD EXAMIANS APP
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