Chemistry Submarines move under water. They have engines that run on Steam Batteries Petrol and oxygen Diesel Steam Batteries Petrol and oxygen Diesel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is carbon dioxide nitrogen hydrogen oxygen carbon dioxide nitrogen hydrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Ozone Barium peroxide Sodium peroxide Hydrogen peroxide Ozone Barium peroxide Sodium peroxide Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Nitrogen Neon Sodium Hydrogen Nitrogen Neon Sodium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Element 106 was discovered by Kurchatove Lawrence Rutherford Seaborg Kurchatove Lawrence Rutherford Seaborg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The filter over which sewage is sprinkled is called as Percolating filter Contact bed Trickling filter Intermittent sand filter Percolating filter Contact bed Trickling filter Intermittent sand filter ANSWER DOWNLOAD EXAMIANS APP
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