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Classical Physics

- Principles developed before the rise of relativity and quantum mechanics. Mechanics, Electrodynamics, Thermodynamics, Optics...
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Jan16-12 Greg Bernhardt
Before posting anything, please review the Physics Forums Global Guidelines. Again, for some odd reason, people...
Apr22-11 05:26 AM
1 47,688
I am building a jet boat as a project this year. I am going construct the impeller my self but don't know what...
Apr17-13 03:25 AM
4 770
Hi I'm trying to get a better understanding of dispersion in light. Specifically, the relationship between...
Jan12-11 07:47 PM
9 2,764
Hi, I want to graph the mechanical force and the electrical force generated by moving a ferromagnetic object into a...
Dec18-06 06:09 PM
4 1,600
In the context of Newtonian mechanics, why are gyroscopes good navigational instruments? What is the best shape for a...
May31-05 05:16 PM
2 1,704
Hi What is the fundamental reason why a fluid with laminar flow going through a constriction in a pipe has lower...
Nov16-08 06:20 PM
5 1,601
There is given two neutral parallel plates, distance between them is d. Between them is putted insulating plate with a...
Feb20-12 08:10 AM
1 977
HI all I am glad to join your community. Just thinking on this and I do not encounter a solution: We have...
May8-10 07:15 AM
3 874
Sometimes during lunch time, strange talks appear :). And then great doubts about life and physics... Imagine two...
May13-08 07:09 PM
20 3,180
hi,everyone,could u please tell me the exact definition of energy?
Jan30-07 03:53 PM
19 4,012
Hi i'm studying for a test, and in the suggested reading book review has a few equations that they talk about but i'm...
Apr21-05 01:13 PM
Meir Achuz
3 1,519
A colleague of mine has suggested using Liouville's Equation in order to calculate the probability of collision...
May18-09 09:46 AM
3 1,199
Hello, I am trying to determine the calculation to use to determine the force at which a disk plate will fail for...
Dec25-11 01:49 AM
2 1,653
Hey Guys! I need help with interpreting something regarding simple barometers. I believe I understand what is going on...
Apr8-12 02:13 AM
1 1,168
It is possible that a fixed point to be attracting but not Liapunov stable. I can't find any example of that.
Aug14-14 08:56 PM
0 130
I completed the book 'Nonlinear Dynamics and Chaos' by Strogatz. What will be next good book to learn about nonlinear...
Aug16-14 08:01 PM
1 147
Would someone please be able to run me through the different components of the Maxwell Stress Tensor equation. ...
Sep28-08 05:30 PM
9 2,206
In rotational motion , the units for torque, \tau = r \times F , are N \cdot m and for work done by a...
Apr26-08 04:05 AM
5 2,460
Hi, I'm a first year physics undergraduate and doing a structure of matter course. I'm having difficult ...
May12-08 06:30 AM
0 1,435
I'm trying to build a strobe light with an adjustable frequency. I have 1.5V, 9V batteries,1 micro farad, 10 micro...
Mar15-11 08:16 PM
1 1,514
I was trying to derive the formula for the moment of inertia of a rectangular prism at its centre of mass. And ended...
Jan22-10 10:38 PM
15 7,113
I am doing some basic heat calculations about a CW laser illuminated tungsten tip (which should be used for...
Apr28-08 03:38 AM
2 1,541
how does the speed of sound vary with temperature in an ideal gas? how do we derive this relation?
Sep14-05 09:29 AM
4 1,022
Hi there. I got two questions for you: 1- How can I calculate the force of attraction in Newton of two bar magnets...
Jun10-08 07:56 AM
2 7,716
I recently ran across an experiment which I needed to explain because it appeared to violate energy conservation. ...
May25-08 03:17 PM
0 3,178
Such a device would be a major breakthrough for both research and practical usage. This is not my area of expertise;...
Aug15-11 10:25 PM
5 1,250
I was watching the Malaysian Grand Prix, when seeing the really hugely wide tires on the F1 cars got me thinking....
Apr11-10 04:12 AM
8 1,849
I understandthat moving charged particles can be made to rotate in a magnetic feild, but what happens when the induced...
Feb8-10 01:09 PM
4 1,229
was trying to calculate the equations of motion of gas flowing into a vaccum chamber of sea level air, but my maths...
Nov29-10 07:58 PM
0 1,189
are all mirrors limited by a certain intensity that they can reflect at a given wavelength, or does reflectivity just...
Jan17-11 11:53 PM
0 923
when light is reflected on a surface, there is always going to be some absorbsion by the reflective material. what i'm...
Feb11-11 06:50 PM
1 961
I've spent about 6 horus this weekend trying to construct to build a paper tower that will support thick textbook 14...
Sep18-06 03:34 PM
3 4,424
So this is a conceptual question, it's not a direct homework question, but it does involve how to do a kind of...
Jun13-12 10:42 AM
7 1,245
So I made an observation that I would really like anyone who is good with mechanics to look over to see if I got the...
Jul2-12 04:04 PM
2 1,311
In my textbook, Joule's apparatus (two blocks falling from height h turn a paddle that stirs and increases the...
Nov15-12 02:13 AM
Simon Bridge
1 846
So, I was wondering if a conducting loop was placed in orbit around the Earth would it be able to generate a current?
Jul30-13 10:24 PM
Simon Bridge
1 776
Hi ive been having an argument with a few friends about a theory of mine (based on what i can remember from my physics...
Aug18-09 11:34 PM
16 5,193
Hi All, I have a thought that I had a while ago and wanted some advise/feedback etc My thought was as follows: ...
Mar31-11 05:00 PM
11 1,851
Hi everyone, There are 2 things I do not understand in the derivation of kinetic energy from work:...
Feb25-12 11:49 AM
6 1,696
Hi, coleagues. I'd like to hear others' opinions regarding these: a. why we don't get electrified when just...
Apr27-13 12:14 PM
2 608
Dear colleagues, My question here refers to the EMF induced in an incomplete ring that is stationary amidst a time...
May7-13 04:23 AM
14 674

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