Chemistry Nylon is made up of : Polypropylene Polyester Polyamide Polyethylene Polypropylene Polyester Polyamide Polyethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is used in Solar energy devices All of these Semiconductors Transistors Solar energy devices All of these Semiconductors Transistors ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of ‘Coca Cola’ is due to the presence of Hydrochloric acid Phosphoric acid Acetic acid Formic acid Hydrochloric acid Phosphoric acid Acetic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Atoms in all matter Electrons in atoms Nucleus in atoms Neutrons in atoms Atoms in all matter Electrons in atoms Nucleus in atoms Neutrons in atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Mercury Zinc Tin Cadmium Mercury Zinc Tin Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are prepared from Potassium salts of higher fatty-acids Hydrocarbons of petroleum Glycerides Sodium salts of higher fattyacids Potassium salts of higher fatty-acids Hydrocarbons of petroleum Glycerides Sodium salts of higher fattyacids ANSWER DOWNLOAD EXAMIANS APP
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