Chemistry An electric iron has a heating element made of : Zinc Tungsten Nichrome Copper Zinc Tungsten Nichrome Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The scientist who experimentally proved the existance of positron is Fermi Bethe Anderson Bohr Fermi Bethe Anderson Bohr ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Ozone Carbon dioxide Carbon monoxide Water vapour Ozone Carbon dioxide Carbon monoxide Water vapour ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Carbohydrates Coal Biomass Crude oil Carbohydrates Coal Biomass Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Increased transportation activity Rapid industrialization All of these Deforestation Increased transportation activity Rapid industrialization All of these Deforestation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron ANSWER DOWNLOAD EXAMIANS APP
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