Chemistry In arc welding, Argon is used because of its Low reactivity with metal Ability to lower the melting point of the metal High calorific value High flammability Low reactivity with metal Ability to lower the melting point of the metal High calorific value High flammability ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used As purgative In paper industry In softening water In making tooth paste As purgative In paper industry In softening water In making tooth paste ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is a type of Polyolefin Polyamide Acrylic Polyester Polyolefin Polyamide Acrylic Polyester ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Exothermic reaction Physical change Endothermic reaction Photochemical reaction Exothermic reaction Physical change Endothermic reaction Photochemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Proton Neutrino Meson Electron Proton Neutrino Meson Electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Green house gas present in air Pollutant gas, present in air Suspended solid particles in air Microbes, present in air Green house gas present in air Pollutant gas, present in air Suspended solid particles in air Microbes, present in air ANSWER DOWNLOAD EXAMIANS APP