Chemistry Copper is refined by Oxidation Electrolysis Roasting Zone refining Oxidation Electrolysis Roasting Zone refining ANSWER DOWNLOAD EXAMIANS APP
Chemistry The filter over which sewage is sprinkled is called as Intermittent sand filter Percolating filter Contact bed Trickling filter Intermittent sand filter Percolating filter Contact bed Trickling filter ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Liquid soap Dilute acid Ordinary soap Detergent Liquid soap Dilute acid Ordinary soap Detergent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Ozonolysis Hydrogenation Oxidation Hydrolysis Ozonolysis Hydrogenation Oxidation Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry When ice cubes are made, the entropy of water Increases Does not change Decreases May either increase or decrease depending on the process used Increases Does not change Decreases May either increase or decrease depending on the process used ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Copper Zinc Nichrome Tungsten Copper Zinc Nichrome Tungsten ANSWER DOWNLOAD EXAMIANS APP
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