Building Materials The age of a tree can be known by examining Heart wood Cambium layer Medullary rays Annular rings Heart wood Cambium layer Medullary rays Annular rings ANSWER DOWNLOAD EXAMIANS APP
Building Materials To give a brilliant finish, the type of varnish used, is Turpentine varnish Oil varnish Spirit varnish Water varnish Turpentine varnish Oil varnish Spirit varnish Water varnish ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cement becomes unsound by the presence of excess Lime Sulphur All of these Magnesia Lime Sulphur All of these Magnesia ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most common admixture which is used to accelerate the initial set of concrete is Calcium chloride Gypsum None of these Calcium carbonate Calcium chloride Gypsum None of these Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Turpentine oil is used in paints as Vehicle Thinner Drier Base Vehicle Thinner Drier Base 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 All listed here 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence 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 All listed here 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence ANSWER DOWNLOAD EXAMIANS APP
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