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Results tagged with black-holes
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user 230141
A black hole is a region of spacetime from which nothing can escape. More formally, the future light cone of any observer within the black hole is completely contained in the black hole, and the black hole region is not within the past light cone of any observer that goes to spatial infinity in an infinite amount of time.
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Black Hole infinite distance finite time paradox
Schwarzschild metric at the event horizon shows that, a small distance as perceived by a distant observer is in fact an infinite distance for a falling observer. Yet the falling observer crosses the e …
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Pauli Exclusion and Black Holes [duplicate]
Pauli exclusion principle states that 2 identical electrons cannot be in the same state, where state includes a spacial component.
I have heard that, in order to avoid being in the same state, in a …