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Results tagged with speed-of-light
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user 146524
The speed of light is a fundamental universal constant that marks the maximum speed at which energy and information can propagate. Its value is $299792458\frac{\mathrm{m}}{\mathrm{s}}$.
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Speed of light on and through a hollow planet [duplicate]
First of all, this is a thought experiment regarding faster-than-light communication.
Say you had an immense hollow planet that was made of some heavy material such as neutron-star dust.
Due to the …
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