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Is it possible to generate artificial gravity without using a centrifuge system?
I was doing research on General Relativity and Einstein's field equations and pondered on a device using that would generate artificial gravity without the use of rotational forces. I wondered since ...
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Do the inertial mass and gravitational mass of an object depend on the frame of reference?
My understanding is that the "relativistic mass" of an object means any of the following three quantities (which are all identical):
The "mass-energy", as defined by the formula $m = E / c^2$.
The ...
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