Sub-Forums : Special & General Relativity Search this Forum
New Posts
Common Relativity questions, quality answers
Mar11-14 10:20 AM bcrowell 

Register to Post Thread

Special & General Relativity

- Dependence of various physical phenomena on relative motion of the observer and the observed objects. Exp. & theo. theories of relativity
RSS Feed Icon Search this Forum
Meta Thread / Thread Starter Last Post Replies Views
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Feb23-13 08:40 AM
ZapperZ
1 37,433
The section of the Usenet Physics FAQ titled "Experimental Basis of Special Relativity" has been cited here many...
Dec31-07 02:06 AM
jtbell
0 37,181
Hello!: My name is Camilo, i want answer one question about of special relativity, in Landau volumen II. the...
Nov4-11 06:59 AM
lalbatros
3 1,210
I'm not sure whether this question should go here or in the beyond the standard model forum...but I'll post it here...
Nov4-11 02:49 AM
Phrak
3 1,000
I've been browsing through MTW recently and I found something that puzzles me: They claim that if you have two...
Nov4-11 02:22 AM
Phrak
9 1,037
A body moves at 0.9999 c, in my FoR i have placed two devices one light second distance apart. As the body passes...
Nov4-11 01:26 AM
ghwellsjr
5 1,114
If Einstein's theories are correct, specifically about objects approaching the speed of light and their mass...
Nov3-11 07:29 PM
T1987a2T
9 2,039
Hi All! I found discussions on this here while researching the subject to see if anyone else has attempted to explore...
Nov3-11 07:25 PM
D H
12 1,167
I was watching QI http://www.youtube.com/watch?v=gU7McFm_cKQ&t=7m09s and prof Brian Cox said that time runs roughly...
Nov3-11 06:08 PM
mrspeedybob
60 5,927
Hi, I wonder if anyone can answer my question please. I think I understand the basics of relativity and I know that...
Nov3-11 03:48 PM
jtbell
6 848
This thread has caused me to question my assumptions. If a target of observation is moving at relativistic...
Nov3-11 01:25 PM
DaveC426913
19 1,943
I would like to ask if anybody knows about some analysis of this part in Einstein's derivation of SR where he gets rid...
Nov3-11 03:38 AM
zonde
9 1,720
So I had my hand held for the derivations for the transformations of length and time in special relativity, and I...
Nov2-11 10:10 PM
nhmllr
2 908
Hello Can some one tell me where to find something about the transformation properties of an n-dimensional delta...
Nov2-11 06:49 PM
facenian
0 1,281
The Reissner Nordstrom metric considers charge apart from mass in its composition. Both charge and mass appear in the...
Nov2-11 05:25 PM
George Jones
22 2,384
On the Wikipedia page on Schwarzschild coordinates... http://en.wikipedia.org/wiki/Schwarzschild_coordinates ...
Nov2-11 09:49 AM
Bill_K
1 907
Can you give me some "real life" examples of simultaneity? For instance I know the one about the train and the...
Nov2-11 08:11 AM
BruceW
115 8,518
Hi, Not sure if this is the correct forum for it. Pls move if not. I've read and heard several times about...
Nov2-11 06:09 AM
Chalnoth
30 3,115
Suppose I have a disk that is 100,000 km in diameter. I attempt to rotate it at 1 revolution per second. Am I...
Nov1-11 09:57 PM
DaleSpam
5 1,098
I see that it is \sqrt{|-g|}d^{4}x but I'm not sure why it needs to be multiplied by the square root of the...
Nov1-11 06:34 PM
pervect
4 1,301
Hello, Does a spinning mass warp space time differently than a non rotating mass? Is the generated gravitational...
Nov1-11 06:13 PM
pervect
2 995
Hi all! When we talk about the Einstein Field equations. What do we mean with "extremal proper time" or "extremal...
Nov1-11 06:12 PM
pervect
2 1,728
Hi, Does a spinning mass affect the spatial/time fabric differently than a non rotating mass?
Nov1-11 06:02 PM
Bobbywhy
3 1,059
Hello, I am interested in what would happen if a photon became nested inside the Lagrangian point of a binary black...
Nov1-11 05:56 PM
pervect
7 2,580
For fun, I'm writing a simple special relativity simulator with a much smaller speed of light so that relativistic...
Nov1-11 03:44 PM
expwnent
6 1,322
Is there a spacetime which is timelike and spacelike complete but null incomplete?
Nov1-11 10:10 AM
martinbn
2 718
As far as I know all light speed measurements done using light sources that utilized electrons. The nominal light...
Nov1-11 07:02 AM
DaleSpam
6 1,378
Newtonian physics correctly predicts that a planetary orbit will be an ellipse and general relativity correctly...
Nov1-11 04:03 AM
A.T.
16 2,366
Hey Read this article yesterday: http://www.physorg.com/news/2011-10-nature-laws-vary-universe.html If the...
Oct31-11 07:14 PM
StevieTNZ
2 848
Hi, Let T_{\alpha\beta} be the stress-energy momentum tensor. What does g_{\alpha\beta}T^{\alpha\beta} mean? I...
Oct31-11 09:01 AM
jfy4
3 1,188
I'm learning electrodynamics and one of the speakers I'm learning from said that when faced with the incompatibility...
Oct31-11 08:54 AM
arunbalajeev
26 6,705
To detect gravitational waves, we set up some probe masses in laboratories far from each other and measure distance...
Oct31-11 12:24 AM
pervect
2 1,625
In Modern Quantum Mechanics, Sakurai say that at quantum level the gravity is no more geometrical because the...
Oct30-11 11:37 PM
atyy
5 1,681
I am reading a paper and the authors read the tt component of the metric from the line element ds^2=f(r) as ...
Oct30-11 06:27 PM
George Jones
1 836
I remember reading a long time ago that there was a straightforward (but operationally difficult) way of constructing...
Oct30-11 02:52 PM
Matterwave
1 816
I am not a dummy but for the life of me, I do not understand why 'c' is squared in Einstein's equation. Math has...
Oct30-11 12:25 PM
Jamma
7 1,488
If gravity is a distortion between space and time, then how come black holes are formed, only the surface of an object...
Oct30-11 11:59 AM
Simon Bridge
1 1,248
Hi... Can any one tell me a reference to study how to write the action and Lagrangian for a massive particle in a...
Oct30-11 11:56 AM
krishna mohan
0 1,050
Perhaps someone can post where in the literature (publication, page no. text) where Einstein directly stated a...
Oct30-11 10:39 AM
Salman2
28 7,418
Let us consider Maxwell's equations in a homogeneous isotropic medium. We may look for a set of transformations for...
Oct30-11 09:33 AM
Vanadium 50
71 9,037
If light can give off gravity, why doesn't the gravity exerted by the sun kind of. Absorb it before it can go off to...
Oct30-11 08:06 AM
Pengwuino
3 1,420
photon is a particle. then how come it does not have mass?
Oct30-11 07:27 AM
logics
170 14,463

Register to Post Thread
Bookmark and Share

Display Options for Special & General Relativity Mentors
Showing threads 4041 to 4080 of 13619 Mentors : 3
 
Forum Tools Search this Forum
Search this Forum :
 
Advanced Search