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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
ZapperZ
1 47,904
Anyone know what a spoiler on a car does? Thanks in advance.
Oct16-05 03:21 PM
z-component
1 1,675
Hello, I've been working for a while with the following wave equation PDE: \ In preparation for the...
Aug3-10 03:26 PM
nkinar
16 2,474
Hi all, is there an efficient way of splitting both of these waves of sunlight?? I've came across this link and...
Jan3-12 08:27 AM
hyderjoe
8 1,929
Is it possible to split a single light beam into two beams of opposite circular polarization? A properly oriented...
Jul22-12 11:06 PM
Simon Bridge
1 555
how to calculate induced emf in split ring resonator SRR of Metamaterial. what are the values of inductance...
Dec21-10 10:58 AM
Sana5643
1 2,044
I have three different liquids l1, l2 and l3 stored for 10 days. The liquid are required to be kept in temp x1, x2 and...
Dec14-12 06:46 AM
sandeepbwes
0 403
Hi eveyone, I am new to this forum and I hope that I can gain lots from this forum. Recently, one question comes...
Sep13-12 09:53 PM
Jolb
1 571
Hello, I'm in desperate need of some help with a problem regarding spiral motion. If a particle moves along a spiral...
Jun14-12 07:03 PM
haruspex
20 4,945
Hi All! This is my first real post here. I have a pretty basic question regarding rotating objects and the manner...
Aug3-04 01:53 PM
shadow12345
1 4,697
I was watching a physics lecture and the instructor made the statement that "for a given mass, decreasing the diameter...
Nov16-11 12:51 PM
csmcmillion
6 1,302
Hello, I have a question about a spinning symmetric top: When the equations of motion are solved, they are solved...
Aug27-10 12:30 AM
darkSun
8 2,201
Suppose you have a symmetric top precessing and nutating under the torque due to gravity. My question is this: does...
Nov18-09 12:58 PM
techmologist
2 1,817
Do you get sweets called Skittles in America, or the rest of the world? ...
Dec4-05 08:01 AM
Cexy
5 6,828
Sir, Why does a spinning top precess only when its axis is inclined to the vertical direction of the...
Feb12-06 08:35 AM
Doc Al
1 1,159
ok so i've got the three components of the inertia tensor (A,A,C) and ive derived expression for, using matrices, the...
Jun13-08 12:29 PM
latentcorpse
2 2,135
If a dancer who balances on one leg starts spinning, is having the center of mass above the point of contact enough,...
Aug13-10 12:19 PM
Dr Lots-o'watts
6 1,167
Everyone has seen a spinning top in action, and maybe some of you have also seen how they're able to stabilize...
Jan18-12 04:52 AM
torquil
3 822
What effect does rotation have on a sphere moving through a fluid (liguid or gas) when travelling along the axis of...
Feb16-11 01:54 AM
traveller444
4 1,478
Hello everybody. I have to admit that I feel quite troubled since long time, actually since I read the solution of...
Aug8-12 09:42 AM
mfb
8 1,018
The other day, my professor mentioned projectiles have a force on them due to their spin. The example he gave is how a...
Sep2-08 12:53 PM
pimpalicous
4 3,910
I'm trying to understand the spinning egg phenomenon. That is, why does a hardboiled egg (or any solid ellipsoid)...
Mar14-13 11:50 AM
hapefish
0 709
Trying to analyze all the dynamics of gyroscopic type motion. Assume the Z axis is vertical (which the wheel...
Dec13-10 11:18 AM
Cleonis
2 2,189
Consider the following object: http://www.lowfuss.com/peter/hosting/Xpost2009-12/Block.png The exact dimensions...
Jun24-09 04:39 AM
rcgldr
8 2,846
can someone explain to me how can it be proof that the spinning-room-artificial-gravity, actually works? i mean,...
Nov11-09 09:32 AM
YellowTaxi
5 942
Hey all, I'm doing research on scoliosis and one thing that gets me is understanding the physics behind a bow and...
Sep5-07 08:54 AM
Danger
6 2,203
Hi. Can anyone explain to me what spin-up effects are? The context is a waterwheel that consists of an ordinary...
Apr15-06 07:24 AM
arildno
3 1,722
Hi! I'm from sweden so my english isnt very good, well over to the physic questions: I'm qurrently making a...
Apr8-07 02:23 PM
lpfr
3 1,750
why would a hard boiled egg spin and raw egg wont if made to spin on a flat surface?
Dec7-11 06:18 AM
Tricks67
4 1,269
do the electrons have spin angular dipole momentum? (In classical mechanics, the spin angular momentum of a body is...
Sep16-07 03:39 AM
olgranpappy
4 1,574
My Experiment consists of two balls of different masses falling together in the y axis from the same fixed height.Im...
Oct23-06 09:42 AM
GreenSabbath
6 2,353
So energy can only be converted... So when you squeeze the bulb on a blood pressure cuff, you are applying kinetic...
May18-13 09:18 AM
pnorm91
2 418
what do we mean when we sy the speed of spherical waves is v
Oct29-07 06:43 PM
rbj
10 2,071
Is it true that we can consider a spherical wave in the far field (i.e. away from antenna, at a large distance) as a...
Jun10-08 11:21 AM
HallsofIvy
1 3,935
Dear topic mates! I'm an electric engineer and physicist student from Hungary. I looking for description of the...
Mar25-09 02:48 AM
mind
5 3,338
Hello there. I'm currently dead beat on this problem, maybe because I'm not sure I quite understand what it's asking...
May8-04 01:49 AM
Theelectricchild
2 3,023
Hi. I'm trying to make a small simulation of several simple physical systems (C++). I have the differential equation...
Jul17-12 06:42 AM
RooccoXXI
1 1,095
I thought of this question the other day, and I was unable to solve it. A Google search has not helped, so I thought...
Jan3-13 06:11 PM
tiny-tim
3 795
Hello, everyone! I'm working on parametrizing a magnetic field using spherical harmonics. The equations Yc n,m...
Jul16-09 11:20 AM
Dzyubak
2 2,061
Hi, I need expand a spherical function(real function not a complex function) in terms of spherical harmonics....
Feb15-11 07:34 AM
DrDu
1 1,850
imagine there is a spherical glass object with index of refraction N is that possible that for some N and angle of...
Nov15-05 11:09 AM
jtbell
2 1,307

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