Chemistry Thermal electricity is generated by using which of these ? Coal only Coal, Natural Gas and Petroleum Coal and Natural Gas only None of these Coal only Coal, Natural Gas and Petroleum Coal and Natural Gas only None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance that is added to make natural rubber strong and more bouncy is Sponge Polythene Chlorine Sulphur Sponge Polythene Chlorine Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas does not form the part of atmosphere ? Chlorine None of these Helium Nitrogen Chlorine None of these Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the heaviest metal among the following? Iron Silver Copper Gold Iron Silver Copper Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Electrolysis Roasting Oxidation Zone refining Electrolysis Roasting Oxidation Zone refining ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability ANSWER DOWNLOAD EXAMIANS APP
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