Building Materials A good quality stone absorbs water less than 5 % 15 % 25 % 10 % 5 % 15 % 25 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sea sand used in structures causes Efflorescence All of these Dampness Disintegration Efflorescence All of these Dampness Disintegration ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos is An organic substance All of these An incombustible fire proof material Corrugated sheet used for roofing An organic substance All of these An incombustible fire proof material Corrugated sheet used for roofing ANSWER DOWNLOAD EXAMIANS APP
Building Materials A ferrous metal is Wrought iron Steel All of these Cast iron Wrought iron Steel All of these Cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if 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 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 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Soundness test of cement determines Initial setting Quality of free lime Ultimate strength Durability Initial setting Quality of free lime Ultimate strength Durability ANSWER DOWNLOAD EXAMIANS APP
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