Building Materials The most commonly used retarder in cement is Calcium chloride Calcium carbonate None of these Gypsum Calcium chloride Calcium carbonate None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials Three basic raw materials which are needed in large quantities for production of steel are Iron ore, carbon and sulphur Iron ore, coal and lime stone Iron ore, carbon and lime stone Iron ore, coal and sulphur Iron ore, carbon and sulphur Iron ore, coal and lime stone Iron ore, carbon and lime stone Iron ore, coal and sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials The compound of Portland cement which reacts immediately with water and also sets first is Tetra calcium alumino ferrite Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate Tetra calcium alumino ferrite Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following cements contains maximum percentage of dicalcium silicate? Low heat cement Rapid hardening cement Sulphate resisting cement Ordinary Portland cement Low heat cement Rapid hardening cement Sulphate resisting cement Ordinary Portland cement ANSWER DOWNLOAD EXAMIANS APP
Building Materials Whitworth compressed steel is obtained when molten steel is subjected to a pressure of 15 kg/mm² 9 kg/mm² 5 kg/mm² 13 kg/mm² 15 kg/mm² 9 kg/mm² 5 kg/mm² 13 kg/mm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials The specific gravity of marble, is 2.5 2.72 2.66 2.6 2.5 2.72 2.66 2.6 ANSWER DOWNLOAD EXAMIANS APP
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