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Physics Forums: Science Discussion, Homework Help, Articles
Join Physics Forums, where students, scientists, and enthusiasts come together to explore and discuss the current understanding and practice of various...
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EM Force not Spatial Curvature? | Physics Forums
Why is it that the EM force can't be modeled on spatio-temporal curvature the way gravity can be?
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Let's say we do a double slit experiment with the standard laser/two slit setup with a screen to view the pattern. 1. In the first run, we just turn on the...
Physicsforums.com news digest
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4 days
Friction Required for Billiard Ball to Roll without Slipping
[Mentor Note: Two threads merged below and the OP has fixed up their LaTeX in later posts]
TL;DR Summary: A billiard ball with zero angular velocity and linear velocity v_0 is released on a horizontal surface with coefficient of friction mu_k. It begins to roll without slipping...... -
4 days
How does phase of merging sins affect overall periodic tones?
How does angular velocity of merging frequencies affect the overall sound of a periodic tone and to what degree?
I know this is an extremely complex matter thus I'm just keeping it very simple, as in sticking with only two to a few, known, pure sins. I'm curious as to how much, and in what...... -
4 days
~5000 BC, Proto-Indo-Europeans:
*pewg- (to strike, assail)
NOTE: Here, Proto-Germanic tribes break away from Proto-Indo-Europeans and innovate p -> f, g -> k, d->t - you can see this in many examples if you compare latin/french and english (ped <-> foot, pater <-> father, pisc......
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| Web host: | CloudFlare, Inc. |
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| Updated: | November 22, 2023 |
| Expires: | February 07, 2026 |
| Created: | February 07, 2001 |
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