Chemistry Glycol is added to aviation gasoline because it Reduces consumption of petrol Increases efficiency of petrol Prevents freezing of petrol Reduces evaporation of petrol Reduces consumption of petrol Increases efficiency of petrol Prevents freezing of petrol Reduces evaporation of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Lead Copper Aluminium Nickel Lead Copper Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Carbon dioxide Nitric oxide Peroxyacetyl nitrate Sulphur dioxide Carbon dioxide Nitric oxide Peroxyacetyl nitrate Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance most commonly used as a food preservative is Tartaric acid Sodium salt of benzoic acid Sodium carbonate Acetic acid Tartaric acid Sodium salt of benzoic acid Sodium carbonate Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Iron Bauxite Manganese Copper Iron Bauxite Manganese Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable vessel for storing concentrated sulphuric acid is Aluminium vessel Copper vessel Earthen vessel Glass vessel Aluminium vessel Copper vessel Earthen vessel Glass vessel ANSWER DOWNLOAD EXAMIANS APP
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