KnowraPaschen's lawLinked fromLinked fromThe 5 pages that link to Paschen's law, each with the reason it gives.All 5Related 5Electrical breakdownRelated: It predicts when a gas-filled gap will fail as pressure and spacing change.Corona dischargeRelated: It describes gap breakdown, which corona can precede but does not itself necessarily achieve.Electrical arcRelated: It estimates the voltage needed to initiate discharge across a gas-filled gap.Electric arcRelated: It helps predict the voltage needed to initiate an arc across a gas gap.Neon lightingRelated: Gas pressure and tube dimensions affect the voltage needed to start the glow.