Chemistry Sodium vapour lamps glow with yellow colour. This is due to The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum sublimation of sodium to emit yellow colour Its ability to absorb all other colours except yellow The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum sublimation of sodium to emit yellow colour Its ability to absorb all other colours except yellow ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 4.0 to 6.0 0.1 to 1.5 3.0 to 4.0 1.5 to 3.0 4.0 to 6.0 0.1 to 1.5 3.0 to 4.0 1.5 to 3.0 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Carbon and Platinum Silicon and Germanium Iridium and Germanium Tungsten and Platinum Carbon and Platinum Silicon and Germanium Iridium and Germanium Tungsten and Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium chloride is Bronsted Lowry Acid Arrhenius Acid Lewis Base Lewis Acid Bronsted Lowry Acid Arrhenius Acid Lewis Base Lewis Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Uranium Natural gas Coal Geothermal powder Uranium Natural gas Coal Geothermal powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of carbon monoxide is Solid waste disposal Fuel combustion Transportation Industrial process Solid waste disposal Fuel combustion Transportation Industrial process ANSWER DOWNLOAD EXAMIANS APP