Building Materials Gypsum consists of CO₂ and calcium H₂S and CO₂ CaSO4 and H₂O Lime and H₂O CO₂ and calcium H₂S and CO₂ CaSO4 and H₂O Lime and H₂O ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron is manufactured from the ores by Calcination and roasting Dressing Smelting All of these Calcination and roasting Dressing Smelting All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which one of the following is an air binding material? Quick lime All of these Acid-resistant cement Gypsum Quick lime All of these Acid-resistant cement Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as Low heat Portland cement Rapid hardening cement Quick setting cement White cement Low heat Portland cement Rapid hardening cement Quick setting cement White cement ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is Calcium hydroxide Calcium oxide None of these Calcium carbonate Calcium hydroxide Calcium oxide None of these Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Building Materials If the iron ore contains clay as an impurity, the flux added during calcination, is Clay All listed here Argillaceous iron ore Lime stone Clay All listed here Argillaceous iron ore Lime stone ANSWER DOWNLOAD EXAMIANS APP