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214 Answers

Votes Activity Newest
2
Does the Unruh Effect violate observer independence in General Relativity?
Feb 3 '20 at 5:12
2
Effects of the cosmological expansion
Feb 2 '20 at 19:56
2
How exactly does spacetime change inside a black hole?
Jan 25 '20 at 1:41
2
Solar frame dragging
Jan 17 '20 at 23:38
2
Does the no-hair theorem imply that dark matter cannot have any “charge”?
Jan 8 '20 at 0:38
2
Can a straight rod exist next to or inside a black hole?
Sep 26 '19 at 22:14
2
Increasing expansion rate and time dilation
Sep 11 '19 at 5:06
2
Event-Horizon Shape in a Binary System
Aug 8 '19 at 17:15
2
“Black hole spins at $X$% of the speed of light”, what does that mean?
Aug 4 '19 at 17:54
2
Numerical Solutions for Equatorial Orbits in the Kerr Black Hole
Jun 5 '19 at 16:56
2
Is a stable orbit possible inside the ergosphere of a Kerr (spinning) black hole?
Jan 19 '19 at 17:12
2
How can the red shift due to Hubble flow be consistent with the law of conservation of energy?
Dec 2 '18 at 17:25
2
Gravitational time dilation and a race
Sep 21 '18 at 0:53
2
Would neutron average life expectancy be shorten by gaining (relativistic) mass?
Oct 13 '17 at 1:38
2
Does the center of a star age faster than its relativistic equatorial surface? If so, how does it maintain its speed and spherical shape?
Jun 7 '17 at 4:44
2
Does the spot size of laser change as a function of power?
Dec 28 '16 at 10:03
2
Can General Relativity be “translated” to a language of forces in the analogous way that Newtonian gravity can be formulated in geometric terms?
Dec 23 '16 at 0:25
2
What caused the Moon's initial inertia?
Oct 14 '16 at 16:58
2
Relative velocity for stationary observer
Oct 3 '16 at 14:54
2
Time Dilation inside a massive body
Aug 2 '16 at 18:55
2
Why is there an upper bound for structure size in the universe?
Jul 23 '16 at 3:17
2
Is it contradictory with any theory or experimental result to have a negative gravitational force mass?
May 18 '16 at 18:16
2
Schwarzschild metric, acceleration of ball before it's dropped
May 17 '16 at 2:42
2
Is mass per surface area / gravity a constant?
May 10 '16 at 1:07
2
Two Robertson-Walker observers, at what time will a light signal be received?
May 6 '16 at 19:09
2
What is the power given by centripetal force?(in circular motion)
Mar 26 '16 at 5:47
2
Projectiles ability to do work to a box when connected by string?
Mar 3 '16 at 4:48
2
Can we detect gravitational waves generated from inside the event horizon of a black hole?
Feb 28 '16 at 2:16
2
Is the universe bounded?
Feb 19 '16 at 23:09
2
Universe expansion and general relativity
Feb 19 '16 at 17:05
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