Special and General Relativity Forum

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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 Calculating Absolute Velocity at 50% the Speed of Light
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Graduate Can different time-slices of an object interact?
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Graduate Klein bottle in 4d- Questions/ Discussion
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Graduate Is Space-Time Symmetrical or Asymmetrical?
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Graduate The invariant momentum-space volume element?
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Graduate Minkowski Metric and Lorentz Metric
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Graduate Fuel conservation near a Schwarzschild black hole
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Graduate How Does a Photon Experience Time During Its Journey Across the Universe?
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Graduate Spacetime symmetries vs. diffeomorphism invariance
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Graduate A stationary photon for an observer in circular motion?
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Graduate Accelerated Rest Frame: Time Flow Explained
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Graduate Is the metric tensor constant in polar coordinates?
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Graduate Redshifting Through Hole in Earth
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Graduate Current through a wire and special relativity
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Graduate Error in Carroll's Spacetime Geometry?
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Undergrad Uncovering the Mystery of Time Dilation in Mechanical Watches
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Graduate Is the Twin Paradox a Misinterpretation of Relativity?
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Graduate Generating energy with wormholes?
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Graduate If light approaches a black hole will it accelerate?
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Graduate Time Dilation: An Overview of an Experiment
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Graduate Understanding the lightspeed limit
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Graduate Observing objects moving close to light speed
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Graduate Are there non-perfect fluid stress-energy tensors in GR?
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Graduate Why do we always need to define simultaneity in relativity. The
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Graduate Geodesic Equation & Orbital Surface Area Around the Sun
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Graduate What is the Relationship Between Moment of Inertia and Relativity?
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Graduate Coordinates in general relativity
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Graduate Space Time Diagrams? And lorentz Transformation?
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Undergrad What is the Definition of the Age of the Universe and How is it Determined?
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Graduate If time slows at speed of light
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Graduate What is the effect of curvature on the rigidity of a beam?
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Graduate Why is the stress-energy tensor symmetric?
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Graduate 4-acceleration of a vector in a linearly moving train
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Graduate Is it possible to exceed the speed of light?
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Graduate Studying GR from a mathematical point of view
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Graduate Massless charged particle in electrostatic field
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Graduate Understanding the Twin Paradox in Time Dilation
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Graduate Use of chain rule in showing invariance.
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Graduate General relativity without Differential geometry
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Graduate Does General Relativity Theory Account for Accelerating Frames?
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Graduate Time Dilation Observed in Relative Frames: A Simple Question
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Graduate Time dilation on fast massive objects
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Graduate Study buddies for 'A First Course in General Relativity' by B. Schutz
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Graduate Question about affine connection definition, Weinberg's Gravitation
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Graduate Time Dilation and Length Contraction
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Graduate Explaining Hawking Radiation & Its Effect on Black Hole Mass
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Graduate Why Is the Norm of the Tangent Vector Constant in Geodesic Equations?
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Graduate Question About World Lines and Asymptotes
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Graduate Distance role in simultaneity measurement
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Graduate Maxwell's equations and spacetime
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Graduate Proper time of an accelerated frame in a external gravitational field
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Graduate How does GR describe acceleration from non-gravitational forces?
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Graduate A question about an alternate version of the Alcubierre Drive
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Graduate Gauss-Codacci equation space-like foliation
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Graduate Magnetic field moving faster than speed of light?
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Graduate Understanding Rest Mass and Its Relation to Velocity in Special Relativity
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Graduate Inhomogeneous Timefield in Classical Mechanics & Relativity
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Graduate The physics meaning of the light cones tipping over
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Graduate Why Can't Flat Spacetime Connection Be Used in GR Covariant Derivative?
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Graduate How Does the Ricci Tensor Affect Tensor Equations in Wald's Problem?
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Graduate Gödel Metric Theses & Dissertations: 3 in Eng/Port, 1 in Portuguese
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Graduate Relativity Of Simultaneity Problem
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Graduate Attempting to learn tensor calculus
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Graduate Is Clock Synchronization Throughout a Time-Like Congruence Transitive?
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Graduate Incorporation of special relativity into general relativity
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Graduate Curvature of Spacetime and its Impact on the Speed of Light
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Graduate Special relativity, light direction and wave source.
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Graduate Does Time Slow Down for Objects Falling into a Black Hole at the Event Horizon?
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Graduate Defining negative energy of gravitational field
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Graduate Most proper time in Schwarzchild metric
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Undergrad What Happens to Mass as it Approaches the Speed of Light?
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Graduate Is there a known parametrization for time dilation in the FLRW metric?
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Graduate Twin paradox without acceleration - A different question
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Graduate Understanding Euclidean Group E(n) Elements
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Graduate Sign conventions in general relativity
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Graduate The Relativity of Motion: Is it Relative to the Object or the Rest Frame?
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Graduate About the Starship Titanic and joules/accelerations.
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Undergrad Gravitational pull on an object
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Graduate Tensors in GR and in mechanics
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Graduate Orbit eq. holds inside BH? - MTW sec. 25
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Graduate Why does gravity cause acceleration in modern physics?
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Graduate Space-Time Warpage and Kinetic Energy
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Graduate Mass is not the cause of gravity?
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Graduate Understanding the Twin Paradox: A Quick Question Answered
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Graduate How Does Relativistic Velocity Affect the Heat Capacity of an Ideal Gas?
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Graduate Relativity and particle collision.
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Graduate If all space-time already 'exists' then
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Graduate Contravariant and Covariant Vectors
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Graduate Cosmological redshift as kinematical Doppler effect
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Undergrad Mass-Energy Conservation: E/m=c^2
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Graduate Curvature of Space: What is it?
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Undergrad Why no electric field from a current in a wire? Length contraction.
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Graduate Unraveling the Michelson-Moorley Experiment
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Graduate Twin paradox without accelerative frame.
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Graduate Does Relativistic Motion Affect Time Perception on Moving Trains and Platforms?
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Graduate Tensor Densities: Coordinate Independent Definition
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Graduate What Would Happen w/ Infinite Light Box?
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Graduate Why don't black holes look like neutron stars to outside observer?
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Graduate Are Killing Vectors the Key to Solving Complex Equations?
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Graduate Do the distance between two objects contract in length contraction
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