In terms of filament lamp the rate of evaporation of tungsten depends on All Questions › Category: Others › In terms of filament lamp the rate of evaporation of tungsten depends on 0 Vote Up Vote Down Rajasri Mundrathi Staff asked 3 years ago Options: a) Glass shell diameterb) Vapor pressure insidec) Exhaust tube diameterd) None of above 1 Answers 0 Vote Up Vote Down Rajasri Mundrathi Staff answered 3 years ago The correct answer is Vapor pressure inside