Chemistry What material is used to make electric heater coil ? Nichrome Silver Copper Iron Nichrome Silver Copper Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Black lung disease occurs in people working in Coal mines Electroplating industry Paint manufacturing industry Organic solvents industry Coal mines Electroplating industry Paint manufacturing industry Organic solvents industry ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Carbon dioxide Carbonates absorbed from soil Water Oxides of minerals Carbon dioxide Carbonates absorbed from soil Water Oxides of minerals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in embalming biological materials is Gaseous formaldehyde Ethylene glycol Formaldehyde in water Formaldehyde in methanol Gaseous formaldehyde Ethylene glycol Formaldehyde in water Formaldehyde in methanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Haematite Magnetite Limonite Siderite Haematite Magnetite Limonite Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Sodium silicate Sodium phosphate Calcium phosphate Calcium oxide Sodium silicate Sodium phosphate Calcium phosphate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
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