Chemistry Hard steel contains 0.01 to 0.04 per cent carbon 0.5 to 1.5 per cent carbon 0.1 to 0.4 per cent carbon 2 to 5 per cent carbon 0.01 to 0.04 per cent carbon 0.5 to 1.5 per cent carbon 0.1 to 0.4 per cent carbon 2 to 5 per cent carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The graphite rods in the nuclear reactor produce neutrons react with U to release energy convert fast moving neutrons into thermal neutrons undergo combustion which triggers the nuclear fission produce neutrons react with U to release energy convert fast moving neutrons into thermal neutrons undergo combustion which triggers the nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Coal Natural Gas Petroleum Geothermal energy Coal Natural Gas Petroleum Geothermal energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Table salt gets moist during rainy season because Sodium chloride is hygroscopic Sodium chloride contains some quantity of sodium iodide Sodium chloride is deliquescent Sodium chloride contains hygroscopic impurities like magnesium chloride Sodium chloride is hygroscopic Sodium chloride contains some quantity of sodium iodide Sodium chloride is deliquescent Sodium chloride contains hygroscopic impurities like magnesium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The working of a dry cell is based on Decomposition reaction Spontaneous oxidation-reduction reaction Combination reaction Electrolysis Decomposition reaction Spontaneous oxidation-reduction reaction Combination reaction Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry For extinguishing fire, we use Carbon Dioxide Carbon Monoxide Hydrogen Marsh gas Carbon Dioxide Carbon Monoxide Hydrogen Marsh gas ANSWER DOWNLOAD EXAMIANS APP