Classical Physics

2836 topics in this forum

1. Why in an irreversible expasion, the pressure is constant

   By Scienc, August 5, 2022
   • 17 replies
   • 2.7k views
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   • sethoflagos
   • August 17, 2022

2. Why is a falling column of water thinner at the bottom?

   By tempo, November 6, 2005
   • 9 replies
   • 1.7k views
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   • Kedas
   • November 6, 2005

3. Why is a magnetic field of a permanent magnet not considered energy? 1 2

   By Victheromanian, October 11, 2020
   • 30 replies
   • 232.4k views
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   • Victheromanian
   • October 16, 2020

4. why is C the speed that it is? 1 2 3

   By dneyi, February 21, 2010
   • 50 replies
   • 6.6k views
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   • swansont
   • May 6, 2010

5. Why is it so hard to explain time? (What is time?) 1 2 3

   By chron44, January 7
   • 65 replies
   • 2.8k views
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   • Halc
   • April 2

6. Why is light coherent?

   By Lazarus, November 12, 2014
   • 5 replies
   • 1.3k views
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   • Lazarus
   • November 12, 2014

7. Why is the friction produced by frictional force going in different direction of the motion?

   By Sigmarus, July 30, 2017
   • 3 replies
   • 849 views
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   • imatfaal
   • July 30, 2017

8. Why Isn't Newtonian Physics Wrong??

   By Akul, March 7, 2014
   • 4 replies
   • 2.5k views
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   • spocktorwho
   • April 30, 2014

9. Why isn't the tension force's module equal to the gravity force

   By teaspoon46, July 13, 2022
   • 1 reply
   • 743 views
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   • swansont
   • July 13, 2022

10. why light is consist of seven or more color not only three color?

    By PEOPLE, April 19, 2015
    • 23 replies
    • 8.9k views
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    • Klaynos
    • April 29, 2015

11. Why low temperature copper bar is shorter than higher one?

    By alpha2cen, December 19, 2010
    • 5 replies
    • 1.2k views
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    • John Cuthber
    • December 20, 2010

12. Why mirror doesn't reflect this "red mercury"

    By Lucis, March 11, 2018
    • 7 replies
    • 23.2k views
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    • Connie Marie
    • February 17, 2022

13. Why Non-Conductors Materials Get Charged ?

    By blue_cristal, November 4, 2012
    • 2 replies
    • 1.3k views
    • 
    • blue_cristal
    • November 5, 2012

14. Why radians?

    By Gareth56, March 30, 2010
    • 5 replies
    • 1.6k views
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    • swaha
    • April 7, 2010

15. Why Radiation, Convection & Conduction

    By Atomic_Sheep, March 24, 2015
    • 3 replies
    • 895 views
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    • Enthalpy
    • March 25, 2015

16. Why some batteries can be recharge and some can't?

    By hei, March 5, 2009
    • 10 replies
    • 15.6k views
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    • prodigenius
    • May 17, 2009

17. Why the same charges forces opposite

    By soap bubble, February 18, 2013
    • 3 replies
    • 1k views
    • 
    • Mellinia
    • March 24, 2013

18. Why the space is isotropic in the vector particle's decay?

    By Ganesh Ujwal, December 19, 2014
    • 1 reply
    • 1.1k views
    • 
    • ALex7JA
    • January 14, 2015

19. Why wouldn't hole through earth work? 1 2 3

    By Nevermore, August 17, 2006
    • 70 replies
    • 7.8k views
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    • Janus
    • August 26, 2006

20. Why? the need of an air compressor at a nuclear plant. 1 2

    By Roger Dynamic Motion, May 31, 2017
    • 42 replies
    • 4.9k views
    • 
    • Roger Dynamic Motion
    • June 2, 2017

21. Wich will roll the farthest ?

    By Externet, May 22, 2006
    • 18 replies
    • 2.4k views
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    • JustStuit
    • May 26, 2006

22. Will a thermodynamic state necessarily recur if temp. is same?

    By charlie56, April 18, 2013
    • 1 reply
    • 737 views
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    • studiot
    • April 18, 2013

23. Will Energy and Work equal to each other between two closed systems linked by one shareable object?

    By ABV, January 26, 2016
    • 12 replies
    • 1.5k views
    • 
    • ABV
    • January 27, 2016

24. Will It Take Off? 1 2

    By dharvin, November 26, 2005
    • 47 replies
    • 5k views
    • 
    • Jacques
    • December 4, 2005

25. Will my fly wheel battery/generator break the law of energy conservation?

    By A_curious_Homosapien, November 24, 2021
    • 12 replies
    • 1.4k views
    • 
    • A_curious_Homosapien
    • December 19, 2021