Chemistry In arc welding, Argon is used because of its High calorific value Low reactivity with metal High flammability Ability to lower the melting point of the metal High calorific value Low reactivity with metal High flammability Ability to lower the melting point of the metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The items amenable to detection by soft x-rays are narcotics lead in bullets contrabands genuine coins from counterfeit coins narcotics lead in bullets contrabands genuine coins from counterfeit coins ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is made up of : Polypropylene Polyethylene Polyamide Polyester Polypropylene Polyethylene Polyamide Polyester ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used as a catalyst in the production of high octane fuels? HCl HNO3 HF H2SO4 HCl HNO3 HF H2SO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Coal Platinum Lead Tin Coal Platinum Lead Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Fog Mist Sleet Smog Fog Mist Sleet Smog ANSWER DOWNLOAD EXAMIANS APP