Chemistry Hard steel contains 0.5 to 1.5 per cent carbon 2 to 5 per cent carbon 0.1 to 0.4 per cent carbon 0.01 to 0.04 per cent carbon 0.5 to 1.5 per cent carbon 2 to 5 per cent carbon 0.1 to 0.4 per cent carbon 0.01 to 0.04 per cent carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodine value is used to estimate Unsaturation in oil Hydroxyl groups in oil Alkali content in oil Carboxylic groups in oil Unsaturation in oil Hydroxyl groups in oil Alkali content in oil Carboxylic groups in oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over Antarctica Africa Europe India Antarctica Africa Europe India ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Aluminium Copper Iron Titanium Aluminium Copper Iron Titanium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium nitrate Calcium carbonate Calcium chloride Calcium sulphate Calcium nitrate Calcium carbonate Calcium chloride Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
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