Building Materials The rocks formed by gradual deposition, are called Metamorphic rocks Igneous rocks Sedimentary rocks None of these Metamorphic rocks Igneous rocks Sedimentary rocks None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 17 12 10 15 17 12 10 15 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most common admixture which is used to accelerate the initial set of concrete is Calcium chloride Calcium carbonate None of these Gypsum Calcium chloride Calcium carbonate None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials The moisture content in a well seasoned timber is 4 % to 6 % 10 % to 12 % 15 % to 20 % 100 % 4 % to 6 % 10 % to 12 % 15 % to 20 % 100 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials A bull nose brick is not used for Arches Decoration purpose Rounding off sharp corners Pillars Arches Decoration purpose Rounding off sharp corners Pillars ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence All listed here 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence All listed here ANSWER DOWNLOAD EXAMIANS APP
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