All Questions
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Time dilation from inside gravity well
If I were on the planet from interstellar where 1 hour = 7 years on earth and I had a super-powerful telescope and looked back at our galaxy, would I see the earth revolving around the sun at a super-...
3
votes
1
answer
473
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Does one observe light reach infinity in finite time in AdS spacetime?
I have a question about the following passage from this article:
Moschidis imagined standing in the middle of AdS space-time, which would be like standing inside a giant ball whose edge or boundary ...
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Does the general theory of relativity imply time dilation across the whole universe? [duplicate]
If not, why is my idea below not possible?
The general theory of relativity tells us that time is slowed down by gravitational fields. We bounced radar signals off planets further from the sun, and ...
0
votes
1
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95
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Time dilation along a curved path
I was thinking about Einstein's elevator, more specifically, a box, say with one side labeled A and the opposite labeled B. On side A, a laser sends pulses of light to side B at equal time intervals. ...
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3
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Could time dilation bend the path of a photon? Does time dilation have a refractive index?
The main question I am getting at is, does time dilation have a refractive index? What I mean is, if I were to shoot a laser past a black hole, would the laser's path "bend" strictly from time ...