Chemistry The coloured discharge tubes for advertisement mainly contain Helium Argon Neon Xenon Helium Argon Neon Xenon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry A detergent is a Drug Cleansing agent Catalyst Soap Drug Cleansing agent Catalyst Soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Bauxite Phosphorus Sulphur Graphite Bauxite Phosphorus Sulphur Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat required to raise the temperature of body by 1 K is called specific heat water equivalent None of these thermal capacity specific heat water equivalent None of these thermal capacity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Mercury Zinc Cadmium Tin Mercury Zinc Cadmium Tin ANSWER DOWNLOAD EXAMIANS APP
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