General Science Potassium Permanganate is used for purifying drinking water, because It is a sterilising agent. None of the listed here It is a reducing agent It is an oxidising agent. It is a sterilising agent. None of the listed here It is a reducing agent It is an oxidising agent. ANSWER DOWNLOAD EXAMIANS APP
General Science Heavy water is Rain water Deuterium oxide Tritium oxide PH7 Rain water Deuterium oxide Tritium oxide PH7 ANSWER DOWNLOAD EXAMIANS APP
General Science The percentage of oxygen present in air is approximately- 0.21 0.4 0.44 0.23 0.21 0.4 0.44 0.23 ANSWER DOWNLOAD EXAMIANS APP
General Science Tetraethyl lead is used as Fire Extinguisher Pain Killer Petrol Additive Mosquito Repellent Fire Extinguisher Pain Killer Petrol Additive Mosquito Repellent ANSWER DOWNLOAD EXAMIANS APP
General Science Gypsum is added to cement clinker to Decrease the rate of setting of cement Increase the tensile strength of cement Facilitate the formation of colloidal gel Bind the particles of calcium silicate Decrease the rate of setting of cement Increase the tensile strength of cement Facilitate the formation of colloidal gel Bind the particles of calcium silicate ANSWER DOWNLOAD EXAMIANS APP
General Science In vulcanisation, natural rubber is heated with Sulphur Phosphorous Carbon Silicon Sulphur Phosphorous Carbon Silicon ANSWER DOWNLOAD EXAMIANS APP
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