Relativity

1991 topics in this forum

1. 2 photons...again

   By Shadow, September 20, 2009
   • 13 replies
   • 2.5k views
   • 
   • swansont
   • October 2, 2009

2. Electromagnetic field in a medium

   By Bob_for_short, September 27, 2009
   • 0 replies
   • 870 views
   • 
   • Bob_for_short
   • September 27, 2009

3. Exact specifications for tandem vandegraff accelerators

   By xilus, September 22, 2009
   • 2 replies
   • 1.3k views
   • 
   • John Cuthber
   • September 24, 2009

4. length contraction and the space twins

   By asprung, August 22, 2009
   • 19 replies
   • 3.3k views
   • 
   • swansont
   • September 23, 2009

5. Time Dilation

   By gokul.er137, July 19, 2009
   • 13 replies
   • 2.9k views
   • 
   • swansont
   • September 23, 2009

6. Light Speed

   By xilus, September 22, 2009
   • 8 replies
   • 1.8k views
   • 
   • ajb
   • September 23, 2009

7. why is time called 4th dimension?

   By swaha, July 21, 2009
   • 15 replies
   • 4.5k views
   • 
   • Eric 5
   • September 23, 2009

8. Note : Lorentz Transform

   By kleinwolf, September 19, 2009
   • 0 replies
   • 954 views
   • 
   • kleinwolf
   • September 19, 2009

9. Relativity & Thermodynamics

   By munion, September 15, 2009
   • 19 replies
   • 2.8k views
   • 
   • munion
   • September 17, 2009

10. 2D Lorentz-transform question

    By kleinwolf, September 14, 2009
    • 3 replies
    • 2.8k views
    • 
    • kleinwolf
    • September 17, 2009

11. Light speed experiments

    By sananda, August 31, 2009
    • 10 replies
    • 2.4k views
    • 
    • J.C.MacSwell
    • September 1, 2009

12. Affecting Light Velocity

    By Physman, August 6, 2009
    • 11 replies
    • 2.1k views
    • 
    • kleinwolf
    • August 26, 2009

13. relativistic sphere

    By bob000555, August 21, 2009
    • 5 replies
    • 1.8k views
    • 
    • Physman
    • August 24, 2009

14. ask

    By alejandrito20, August 3, 2009
    • 6 replies
    • 1.3k views
    • 
    • ajb
    • August 23, 2009

15. Black hole, schwarzschild radius, etc

    By Baby Astronaut, July 11, 2009
    • 6 replies
    • 1.4k views
    • 
    • Baby Astronaut
    • August 22, 2009

16. Radionuclide decom / energy recovery & chemical waste treatment

    By Clay9, August 22, 2009
    • 0 replies
    • 944 views
    • 
    • Clay9
    • August 22, 2009

17. Gravitational Speed

    By Physman, August 17, 2009
    • 21 replies
    • 3.1k views
    • 
    • Physman
    • August 22, 2009

18. Speed of Light and Time Passed?

    By cdeldridge, August 5, 2009
    • 3 replies
    • 1.4k views
    • 
    • awuser896
    • August 11, 2009

19. An Expanding Universe 1 2

    By Physman, July 25, 2009
    • 29 replies
    • 4.2k views
    • 
    • Physman
    • August 8, 2009

20. how was speed of light measured? 1 2

    By swaha, July 18, 2009
    • 25 replies
    • 3.4k views
    • 
    • J.C.MacSwell
    • July 30, 2009

21. Why is the universe expanding?

    By Improvision, July 25, 2009
    • 1 reply
    • 1.1k views
    • 
    • Klaynos
    • July 25, 2009

22. Lorentz from Velocities formula

    By kleinwolf, May 29, 2009
    • 3 replies
    • 1.7k views
    • 
    • Physman
    • July 25, 2009

23. A Universe without Time 1 2 3

    By asprung, April 30, 2009
    • 66 replies
    • 11k views
    • 
    • Eric 5
    • July 24, 2009

24. how can this happen?

    By swaha, July 20, 2009
    • 3 replies
    • 1.4k views
    • 
    • swansont
    • July 22, 2009

25. Gravitational Time Dilation

    By Widdekind, July 22, 2009
    • 1 reply
    • 1.1k views
    • 
    • swansont
    • July 22, 2009