Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Does not follow a definite pattern Decreases Increases Remains unchanged Does not follow a definite pattern Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is used in Semiconductors Solar energy devices All of these Transistors Semiconductors Solar energy devices All of these Transistors ANSWER DOWNLOAD EXAMIANS APP
Chemistry The influence of temperature on reaction rate is predicted by Lewis equation Kirchhoff's equation Arrhenius equation Van der Waals equation Lewis equation Kirchhoff's equation Arrhenius equation Van der Waals equation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : Bakelite Terylene Tollen's Nylon 66 Bakelite Terylene Tollen's Nylon 66 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 39400 kJ/kg 12600 kJ/kg 14600 kJ/kg 47000 kJ/kg 39400 kJ/kg 12600 kJ/kg 14600 kJ/kg 47000 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
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