Physics

3550 topics in this forum

1. electric current (AND, OR, XOR, NOT)

   By DivideByZero, February 13, 2009
   • 6 replies
   • 1.3k views
   • 
   • John Cuthber
   • February 14, 2009

2. lowest friction for a rod on a flat surface (rod spins)

   By templedog, February 12, 2009
   • 5 replies
   • 981 views
   • 
   • npts2020
   • February 14, 2009

3. Slow Yoyo 1 2

   By encipher, December 18, 2006
   • 28 replies
   • 12.9k views
   • 
   • Prabbit22m
   • February 14, 2009

4. A little question about electric fields...

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

5. invisibility

   By omikeye fatunmb, February 1, 2009
   • 10 replies
   • 1.5k views
   • 
   • Klaynos
   • February 12, 2009

6. simple physics question

   By gib65, February 10, 2009
   • 4 replies
   • 1.1k views
   • 
   • gib65
   • February 11, 2009

7. Brain signals travel at lightspeed?

   By Baby Astronaut, February 10, 2009
   • 2 replies
   • 11.2k views
   • 
   • insane_alien
   • February 10, 2009

8. Building a HV AC capacitor

   By salter, February 5, 2009
   • 3 replies
   • 1.8k views
   • 
   • Xittenn
   • February 10, 2009

9. Where antimatter doesn't eat up matter?

   By Baby Astronaut, February 2, 2009
   • 3 replies
   • 990 views
   • 
   • Severian
   • February 4, 2009

10. centrifugal force

    By devrimci_kürt, February 1, 2009
    • 18 replies
    • 2.1k views
    • 
    • Gareth56
    • February 3, 2009

11. negative energy/gravity

    By granpa, February 1, 2009
    • 19 replies
    • 2k views
    • 
    • swansont
    • February 3, 2009

12. Use of time variable in formulae

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

13. extra force

    By Gareth56, February 2, 2009
    • 8 replies
    • 1.7k views
    • 
    • D H
    • February 2, 2009

14. induced electric fields

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

15. negative impedance

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

16. A Swimming Pool Problem

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

17. electric current and electrolysis

    By sorincosof, January 31, 2009
    • 3 replies
    • 1.7k views
    • 
    • Klaynos
    • January 31, 2009

18. could a biodynamic ecosystem be used on a spaceship?

    By cameron marical, January 28, 2009
    • 11 replies
    • 3.3k views
    • 
    • cameron marical
    • January 31, 2009

19. Physics 1 quest

    By blazinfury, January 30, 2009
    • 2 replies
    • 1k views
    • 
    • CaptainPanic
    • January 30, 2009

20. Finding height of Mountain

    By blazinfury, January 30, 2009
    • 1 reply
    • 3.3k views
    • 
    • DJBruce
    • January 30, 2009

21. I hear something ?

    By empty, January 29, 2009
    • 11 replies
    • 1.4k views
    • 
    • tomgwyther
    • January 30, 2009

22. Please help me

    By piper210_355, January 27, 2009
    • 3 replies
    • 1.3k views
    • 
    • Jacques
    • January 27, 2009

23. Why cheap energy does not have a demand?

    By Victor Sorokine, January 21, 2009
    • 15 replies
    • 2k views
    • 
    • Mr Skeptic
    • January 27, 2009

24. Gravity?

    By Gareth56, January 26, 2009
    • 6 replies
    • 1.1k views
    • 
    • Gareth56
    • January 26, 2009

25. Black boundary

    By Pith, January 26, 2009
    • 0 replies
    • 639 views
    • 
    • Pith
    • January 26, 2009