Building Materials Gypsum consists of Lime and H₂O CaSO4 and H₂O CO₂ and calcium H₂S and CO₂ Lime and H₂O CaSO4 and H₂O CO₂ and calcium H₂S and CO₂ ANSWER DOWNLOAD EXAMIANS APP
Building Materials Glazing is used to make earthenware soft hard porous impervious soft hard porous impervious ANSWER DOWNLOAD EXAMIANS APP
Building Materials The minimum compressive strength of 2nd class bricks should be 120 kg/cm² 100 kg/cm² 75 kg/cm² 90 kg/cm² 120 kg/cm² 100 kg/cm² 75 kg/cm² 90 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 15 12 17 10 15 12 17 10 ANSWER DOWNLOAD EXAMIANS APP
Building Materials A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than 15 % 25 % 10 % 20 % 15 % 25 % 10 % 20 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Clay and silt content in a good brick earth must be at least 50 % 30 % 20 % 40 % 50 % 30 % 20 % 40 % ANSWER DOWNLOAD EXAMIANS APP
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