Special and General Relativity Forum

Post thread
Join in expert discussion on special and general relativity discussion. Relativity is the dependence of various physical phenomena on relative motion of the observer and the observed objects.
Graduate Lorentz, simultan, radar finds dust grain, inconsistencies
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Quote about movement through spacetime that is confusing me:
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Simultaneity in Special Relativity
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Question on relativity of movement
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Relativistic Forces: Confirm Resnick's Results?
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Evidence of Electromagnetic fields causing spacetime curvature?
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Is the Einstein equation E=Mc^2 correct?
  • · Replies 7 ·
Replies
7
Views
3K
Graduate Time Travel, Space Travel, Speed The Earths Movement, Speed Of Light
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why speed of light is measured same regardless of their speed?
  • · Replies 96 ·
4
Replies
96
Views
14K
Graduate Constant acceleration from accelerated observer's perspective
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Kruskal Diagram Hyperbola Function
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Relativity and the speed of time
  • · Replies 25 ·
Replies
25
Views
3K
Graduate Initial Value Formulation on curved space-time: Maxwell's equations
  • · Replies 20 ·
Replies
20
Views
5K
Graduate Solving the Mystery of Notation in a Paper - gr-qc/9611042v1
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Is the GR explanation for how gravity moves things?
  • · Replies 16 ·
Replies
16
Views
3K
Graduate Why isn't there such a thing as an invariant velocity for all objects?
  • · Replies 12 ·
Replies
12
Views
2K
High School Gravity & Time: Clocks at Sea Level vs Mountain
  • · Replies 10 ·
Replies
10
Views
4K
High School Will a Sun Collapse Form a Black Hole?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Mass Increase and Distances: Red Shift or Blue Shift?
  • · Replies 16 ·
Replies
16
Views
3K
Graduate Einstein and Newton and gravity
  • · Replies 3 ·
Replies
3
Views
2K
High School Collapsing Sun: Will It Get Smaller & Denser?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Thought experiment involving spacetime curvature:
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Distance change due to gravity
  • · Replies 24 ·
Replies
24
Views
4K
Graduate Recovering Forces from Christoffel Symbols: A Derivation
  • · Replies 0 ·
Replies
0
Views
2K
Graduate Extending the Lorentz force equation to accommodate SR
  • · Replies 11 ·
Replies
11
Views
3K
Undergrad The atomic clock on a jetliner experiment
  • · Replies 4 ·
Replies
4
Views
2K
Graduate A series of questions regarding Gravity:
  • · Replies 17 ·
Replies
17
Views
3K
Graduate Is light a carrier to bring all the way of motion image of dead star?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad What is Einsteins Paradigm Shift?
  • · Replies 21 ·
Replies
21
Views
10K
Graduate Does Gravity Affect the Passage of Time on Different Planets?
  • · Replies 11 ·
Replies
11
Views
2K
Graduate Inverse of Operator: Is it True?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Solving field equations and the nonphysical nature of the metric. (GR)
  • · Replies 13 ·
Replies
13
Views
2K
Graduate Energy & Gravity: Why Does Matter Curve Space?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Do Centrifugal Forces Affect Clock Time Dilation?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate What is energy in reality, is it PHOTON?
  • · Replies 22 ·
Replies
22
Views
6K
High School Is relative motion different from acceleration?
  • · Replies 6 ·
Replies
6
Views
2K
High School How far is this definition of time correct?
  • · Replies 33 ·
2
Replies
33
Views
4K
Graduate Gravitational Waves: What Would Happen to Matter?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Speed of Light: Constant or Not?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate How would torsion affect the particle equation of motion?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Different time accumulated on clocks
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Is Analyzing an Accelerated Clock with Inertial Equations Justified?
  • · Replies 26 ·
Replies
26
Views
5K
Graduate By definition the space time fabric must have mass.
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Does SR and GR agree on Newton's Third Law of Motion ?
  • · Replies 11 ·
Replies
11
Views
3K
High School What is the correct publishing date for General Relativity?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Electron Change & Tau Electrons at Close to Light Speed
  • · Replies 10 ·
Replies
10
Views
2K
Undergrad Speed of light and dark matter
  • · Replies 70 ·
3
Replies
70
Views
9K
Graduate Understanding GR Perturbations: J. Albert's Guide
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Explicit Proof of the Consistency of the Transverse-Traceless Gauge?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Some general formulae for circular orbits in symmetric spacetimes
  • · Replies 11 ·
Replies
11
Views
3K
Graduate Length Contraction and Time Dilation in Special Relativity
  • · Replies 14 ·
Replies
14
Views
3K
Graduate Cosmic censorship conjecture - status?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate About man falling into grate paradox
  • · Replies 34 ·
2
Replies
34
Views
6K
Graduate Magnetic field of an electron and general relativity
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Gravitational energy between two point masses infinite? Surely not
  • · Replies 9 ·
Replies
9
Views
2K
Graduate Tetrad Formalism: Finding e^{a \mu}?
  • · Replies 7 ·
Replies
7
Views
4K
Graduate Question about inertial frames
  • · Replies 11 ·
Replies
11
Views
2K
Graduate Tangent space in manifolds, how do we exactly define?
  • · Replies 27 ·
Replies
27
Views
5K
Graduate What's the connection between gravity and relativity?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Could Time Dilation be Caused by Increased Clock Energy?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Schwarzschild/post-Newtonian circular orbital velocity
  • · Replies 24 ·
Replies
24
Views
5K
Graduate Bulging Black Hole caused by approaching object?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Is a Vector Space Always a Manifold in Special Relativity?
  • · Replies 15 ·
Replies
15
Views
7K
Graduate Determinant of the electromagnetic matrix
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Short Lorentz derivation problem …
  • · Replies 16 ·
Replies
16
Views
3K
Graduate Unifying proper acceleration and gravity?
  • · Replies 27 ·
Replies
27
Views
4K
Graduate Do we have two sets of co-ordinate systems when space-time is bent
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Dynamic solutions in time-independent spacetimes
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Does an event horizon ever exist?
  • · Replies 140 ·
5
Replies
140
Views
17K
Graduate High-Energy Doppler Shift & Pair Production
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Confusion about gravity and the fundamental forces
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Wald Problem 6.3: Reissner-Nordstrom Metric
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Review article on astrophysical collapse to a black hole?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Can SR be mathematically proven to be self-consistent?
  • · Replies 9 ·
Replies
9
Views
2K
Graduate Lorentz transformation, mistake but right formula (for light) ?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Speed of Light relation with time dilation
  • · Replies 10 ·
Replies
10
Views
4K
Graduate Revisiting the Non-Static Newtonian Limit: Resolving Conceptual Issues
  • · Replies 19 ·
Replies
19
Views
3K
Graduate Can we do other than Lorentz (or Poincare) Transformation in SR?
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Gravitational non linearity: the glue of Black Holes
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Is the future just an illusion in the block universe model?
  • · Replies 28 ·
Replies
28
Views
4K
Graduate Why does the speed of light have to be constant to all observers?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Einstein's contribution post 1915
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Light waves propagate with no medium
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Question: does the physical curvature of spacetime ever move ?
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Bob and Alice at the Event Horizon again.
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What are the different equivalence principles and how are they related?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Understanding the Relationship between Line Element and Length in Four Vectors
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Where Does Gravity Begin? Examining the Stress-Energy Tensor
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Understanding Time Dilation: A Confusing Experiment Explained
  • · Replies 4 ·
Replies
4
Views
2K
Graduate How can gravity grasp on space time?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Difference between jerk in accerlation and deceleration?
  • · Replies 7 ·
Replies
7
Views
3K
Graduate How does SR quantify the direction relative properties of inertia?
  • · Replies 11 ·
Replies
11
Views
2K
Graduate A silly question about gravitational waves
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Suppose you are far into deep space
  • · Replies 12 ·
Replies
12
Views
2K
Graduate Doubts in special theory of relativity
  • · Replies 127 ·
5
Replies
127
Views
15K
Graduate How can angular momentum and relativity coexist?
  • · Replies 20 ·
Replies
20
Views
3K
Undergrad Why Does Light Take 8 Minutes to Reach Earth from the Sun
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Speed, Time and Relativity: A Lurker's Question
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Light Deflection & Speed: Gravity's Effect?
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Applying Lorentz Transformation to 4-Velocity Vector
  • · Replies 7 ·
Replies
7
Views
3K