Physics

3543 topics in this forum

1. black hole and time dillation

   By Demosthenes, November 28, 2008
   • 1 reply
   • 912 views
   • 
   • swansont
   • November 28, 2008

2. audio cassettes

   By joshuam168, November 29, 2008
   • 1 reply
   • 814 views
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   • Moontanman
   • November 30, 2008

3. sound/Light Waves

   By Fedelerc, December 12, 2008
   • 1 reply
   • 724 views
   • 
   • Royston
   • December 12, 2008

4. Negative momentum

   By Mr Skeptic, December 25, 2008
   • 1 reply
   • 934 views
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   • ydoaPs
   • December 25, 2008

5. inverse dimensions/units

   By gre, January 6, 2009
   • 1 reply
   • 752 views
   • 
   • Mr Skeptic
   • January 6, 2009

6. Finding height of Mountain

   By blazinfury, January 30, 2009
   • 1 reply
   • 3.2k views
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   • DJBruce
   • January 30, 2009

7. A Swimming Pool Problem

   By devrimci_kürt, February 1, 2009
   • 1 reply
   • 759 views
   • 
   • Sisyphus
   • February 1, 2009

8. negative impedance

   By gre, February 1, 2009
   • 1 reply
   • 876 views
   • 
   • Xittenn
   • February 2, 2009

9. induced electric fields

   By chitrangda, February 2, 2009
   • 1 reply
   • 802 views
   • 
   • swansont
   • February 2, 2009

10. Use of time variable in formulae

    By boywonder, February 3, 2009
    • 1 reply
    • 690 views
    • 
    • Klaynos
    • February 3, 2009

11. A little question about electric fields...

    By Lan(r)12, February 12, 2009
    • 1 reply
    • 977 views
    • 
    • swansont
    • February 13, 2009

12. Shaped Peltier thermocooling devices?

    By THX-1138, March 8, 2009
    • 1 reply
    • 3.8k views
    • 
    • swansont
    • March 8, 2009

13. van de graaf generators

    By the guy, March 16, 2009
    • 1 reply
    • 846 views
    • 
    • GDG
    • March 28, 2009

14. power ball stuff

    By alan2here, March 17, 2009
    • 1 reply
    • 661 views
    • 
    • swansont
    • March 17, 2009

15. Detection of submarines via satellite? Experiment hidden in plain sight?

    By maddbiker, March 21, 2009
    • 1 reply
    • 1.8k views
    • 
    • D H
    • March 22, 2009

16. The Social Observatory

    By JLanius, March 22, 2009
    • 1 reply
    • 806 views
    • 
    • GDG
    • March 28, 2009

17. light going at speed of light

    By max.yevs, March 25, 2009
    • 1 reply
    • 717 views
    • 
    • samtheflash82
    • March 26, 2009

18. Thermal radiation

    By virgo, March 26, 2009
    • 1 reply
    • 826 views
    • 
    • swansont
    • March 26, 2009

19. Relating an electric feild to a magnetic one.

    By TheDudeAbides, March 26, 2009
    • 1 reply
    • 692 views
    • 
    • swansont
    • March 26, 2009

20. Magnetic Polarity

    By samtheflash82, March 27, 2009
    • 1 reply
    • 701 views
    • 
    • GDG
    • March 28, 2009

21. Kinetic Energy in an Electrical Field

    By samtheflash82, March 30, 2009
    • 1 reply
    • 783 views
    • 
    • swansont
    • March 30, 2009

22. Opaque/transparent

    By sajidur, April 8, 2009
    • 1 reply
    • 725 views
    • 
    • swansont
    • April 8, 2009

23. Solenoid design question?

    By Mokele, April 11, 2009
    • 1 reply
    • 1k views
    • 
    • swansont
    • April 11, 2009

24. small gravity measurements

    By gre, April 11, 2009
    • 1 reply
    • 696 views
    • 
    • ajb
    • April 11, 2009

25. Very small gap and pressure affect

    By smiles, April 14, 2009
    • 1 reply
    • 1k views
    • 
    • GDG
    • April 14, 2009