Event Horizon

Could someone give me a formula that would describe an event horizon, and also explain your view?
 

tony873004

Science Advisor
Gold Member
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[tex]v_{esc}=\sqrt{\frac{2GM}{r}} [/tex]

[tex]v_{esc}^2=\frac{2GM}{r}[/tex]

[tex]r=\frac{2GM}{v_{esc}^2}[/tex]

escape velocity = speed of light (c)

[tex]r=\frac{2GM}{c^2}[/tex]
 

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