Ionization of Air

Trending Questions

Q. An electric field of $5,000,000\frac{V}{m}$ is applied across a region filled with air at atmospheric pressure. What will happen? (Dielectric strength of air is $3,000,000\frac{V}{m}$

1. Nothing happens
2. Fusion reaction takes place between air molecules
3. Air begins to conduct and we get sparks
4. The zombie apocalypse starts

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Q. Charge is continuously fed to a conductor. What should the minimum charge density at any point be to give corona discharge when the conductor is kept in air?
(Dielectric strength of air is $3,000,000\frac{V}{m}$

1. $4,000,000{\epsilon }_0$
2. $3,000,000{\epsilon }_0$
3. $2,000,000{\epsilon }_0$
4. $1,000,000{\epsilon }_0$

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