Building Materials The most commonly used synthetic abrasive is All of these Boric acid Aluminium carbide Silicon All of these Boric acid Aluminium carbide Silicon ANSWER DOWNLOAD EXAMIANS APP
Building Materials A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than 20 % 15 % 10 % 25 % 20 % 15 % 10 % 25 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Steel contains carbon approximately 0.25 % None to these 1.50% to 5.6% 0.05% to 1.75% 0.25 % None to these 1.50% to 5.6% 0.05% to 1.75% ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron is manufactured from the ores by Calcination and roasting Smelting Dressing All of these Calcination and roasting Smelting Dressing All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime (or caustic lime) Is amorphous All of these Is obtained by the calcination of pure lime stone Has great affinity to moisture Is amorphous All of these Is obtained by the calcination of pure lime stone Has great affinity to moisture ANSWER DOWNLOAD EXAMIANS APP
Building Materials Shingle is Water bound pebbles Air weathered rock Decomposed laterite Crushed granite Water bound pebbles Air weathered rock Decomposed laterite Crushed granite ANSWER DOWNLOAD EXAMIANS APP
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