Physics

3543 topics in this forum

1. High priority problem in Physics: real equation of force is F = ma and not F = dp/dt

   By martillo, April 7
   • 1 reply
   • 268 views
   • 
   • swansont
   • April 7

2. Radio Frequency / Microwave Radiation

   By chrisa, February 21
   • 21 replies
   • 1.1k views
   • 
   • chrisa
   • February 29

3. Find the electric current required.

   By Kakos87, January 16
   • 0 replies
   • 284 views
   • 
   • Kakos87
   • January 16

4. Recycling Heat 1 2

   By Photon Guy, January 9
   • 30 replies
   • 1.6k views
   • 
   • sethoflagos
   • January 21

5. Group Fluid Framework for accurately measuring fluid dynamics.

   By grayson, January 8
   • 2 replies
   • 268 views
   • 
   • grayson
   • January 8

6. Why do we use kelvin to measure heat?

   By grayson, January 7
   • 8 replies
   • 463 views
   • 
   • falkor1995
   • April 3

7. the definition of energy

   By mar_mar, December 26, 2023
   • 19 replies
   • 1.1k views
   • 
   • exchemist
   • December 26, 2023

8. "footage" of current passing through wire

   By robert1978bp, December 23, 2023
   • 0 replies
   • 196 views
   • 
   • robert1978bp
   • December 23, 2023

9. Is entropy always low in a way?

   By Tristan L, December 23, 2023
   • 1 reply
   • 200 views
   • 
   • Bufofrog
   • December 23, 2023

10. Radiation and Lambert's Cosine Law

    By Dewsquad, December 19, 2023
    • 1 reply
    • 223 views
    • 
    • swansont
    • December 19, 2023

11. Looking for pdfs

    By grayson, December 17, 2023
    • 1 reply
    • 241 views
    • 
    • iNow
    • December 17, 2023

12. Fluctuating magnetic fields cause heart attacks and strokes to double! 1 2

    By LaraKnowles, December 10, 2023
    • 46 replies
    • 2.6k views
    • 
    • swansont
    • February 18

13. What is 210J

    By johnsri, November 25, 2023
    • 2 replies
    • 236 views
    • 
    • Bufofrog
    • November 25, 2023

14. Matter waves (split from Photon is massless why?) 1 2 3 4 5

    By martillo, November 11, 2023
    • 119 replies
    • 5.8k views
    • 
    • martillo
    • November 19, 2023

15. Photon is massless why? 1 2

    By Muhammad Owais Isaac, November 8, 2023
    • 47 replies
    • 3.8k views
    • 
    • Alysdexic
    • December 5, 2023

16. Forgotten energy in interactions of particles with opposite charge. 1 2

    By martillo, October 11, 2023
    • 31 replies
    • 1.3k views
    • 
    • martillo
    • November 14, 2023

17. JOBS

    By Gian, September 10, 2023
    • 8 replies
    • 657 views
    • 
    • Gian
    • September 11, 2023

18. Is this possible? Any thermodynamics dynamos out there want to weigh in?

    By K8H, September 5, 2023
    • 6 replies
    • 570 views
    • 
    • J.C.MacSwell
    • October 3, 2023

19. Any beneficial uses for tritium ?

    By Externet, September 5, 2023
    • 16 replies
    • 785 views
    • 
    • John Cuthber
    • September 6, 2023

20. Locality in MTW

    By Genady, September 2, 2023
    • 0 replies
    • 286 views
    • 
    • Genady
    • September 2, 2023

21. The change between kinetic and potential energy

    By grayson, September 2, 2023
    • 13 replies
    • 616 views
    • 
    • studiot
    • September 2, 2023

22. Masers instead lasers for nuclear fusion (I asked Bard)

    By Psycho666, August 31, 2023
    • 9 replies
    • 651 views
    • 
    • swansont
    • September 1, 2023

23. Technology based on extending the range of the Strong Force?

    By Fanghur, August 24, 2023
    • 4 replies
    • 581 views
    • 
    • Duda Jarek
    • September 1, 2023

24. What is physics?

    By richards1, August 9, 2023
    • 1 reply
    • 317 views
    • 
    • Phi for All
    • August 9, 2023

25. Tired light (split from Entropy, Energy and the speed of light)

    By DeaneTR, July 13, 2023
    • 1 reply
    • 389 views
    • 
    • swansont
    • July 13, 2023