Chemistry Which type of fire extinguisher is used for petroleum fire ? Powder type Foam type Soda acid type None of these Powder type Foam type Soda acid type None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful CO2 in the air Solar ultraviolet radiation Solar infrared radiation SO2 in the air CO2 in the air Solar ultraviolet radiation Solar infrared radiation SO2 in the air ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a period from Li to F, ionisation potential Increases Remains same Decreases Cannot be predicted Increases Remains same Decreases Cannot be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemistry Black lung disease occurs in people working in Coal mines Electroplating industry Organic solvents industry Paint manufacturing industry Coal mines Electroplating industry Organic solvents industry Paint manufacturing industry ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Chloro fluoro carbon Ethane Sulphur dioxide Carbon dioxide Chloro fluoro carbon Ethane Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silk fibre chemically is : Carbohydrate Cellulose Fat Protein Carbohydrate Cellulose Fat Protein ANSWER DOWNLOAD EXAMIANS APP