Chemistry Which substance is used to retard the setting action of cement? CaO Na2O + K2O CaSO4, 2H2O Al2O3 CaO Na2O + K2O CaSO4, 2H2O Al2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of Iron is : Cast iron Pig iron Steel Wrought iron Cast iron Pig iron Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The constituents of automobile exhaust that can cause cancer is/are : Polycyclic hydrocarbons Lead Oxides of nitrogen Carbon monoxide Polycyclic hydrocarbons Lead Oxides of nitrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a natural Solution Emulsion Suspension Mixture Solution Emulsion Suspension Mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and copper Lead and antimony Lead and bismuth Lead and zinc Lead and copper Lead and antimony Lead and bismuth Lead and zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Copper Silver Iron Nichrome Copper Silver Iron Nichrome ANSWER DOWNLOAD EXAMIANS APP