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Quality answers to common physics questions
May25-09 10:31 AM ZapperZ 

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General Physics

- Nature and properties of matter and energy. For any physics topics not applicable to the categories below.
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The aim of this thread is to highlight recent (as in within the past 3 months) noteworthy physics papers that have...
Apr8-14 10:13 AM
ZapperZ
166 160,204
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Apr22-11 05:27 AM
ZapperZ
2 63,630
A work of an spanish applied mathematician, Antonio Brú, has caused a shock here. Spain has a large tradition in the...
Jul12-05 11:54 AM
Spin_Network
12 2,028
I have to make a presentation and I would like to use LaTEX instead of Power Point. Have you ever created slides with...
Jul12-05 08:17 AM
Clausius2
0 1,396
I'm searching for a statistical mechanics textbook. It should be roughly at or above the advanced undergraduate level,...
Jul12-05 06:33 AM
Galileo
1 1,094
I read in Wired a while ago about how light is affected by gravity or some other such fundamental force, and thus the...
Jul11-05 10:31 PM
Berislav
5 2,023
There are 2 question but the 2nd question solution is derive from the 1st question. 1. A box is sliding down a...
Jul11-05 10:25 PM
Bama
0 1,029
My toaster oven shorted out this morning. My wife saw a flash, a small flame and then very limited smoke. Then the...
Jul11-05 02:02 PM
Jelfish
2 1,357
Some questions in the Theory Development forum seem to be revolving around the topic of formulating electromagnetism...
Jul11-05 11:20 AM
Antiphon
0 3,048
can somebody help me suplly a books, websites or information about William Bradford Shockley 1- Biography 2- His...
Jul11-05 02:47 AM
nafaiz
0 677
My physics-teacher drew a paralell to cycling and said that hills that were round 8-10% steep were really tough to...
Jul11-05 12:39 AM
PerennialII
6 1,421
I'll be attending the 2005 Nobel Conference at Gustavus Adolphus College in St. Peter, MN. You can read more about it...
Jul11-05 12:16 AM
dextercioby
4 1,101
Let's say you have a metal rod in space that is 2 light seconds long. If you push one end of the rod, would they...
Jul10-05 08:57 PM
brewnog
2 995
I have a problem understanding the meaning of magnetic field strength, denotet H. I have the following example from...
Jul10-05 07:53 PM
Jelfish
6 14,054
How would one convert RGB values to a wavelength value OR a wavelength value to RGB? ie 180,180,60=?
Jul10-05 09:50 AM
LeonhardEuler
5 6,074
Assume you have a field of particles in a sphere which is twenty billion light years in diameter. Assume these...
Jul9-05 12:30 PM
Thor
11 2,466
A Q&A game is simple: One person asks a relevant question (it can be research, calculation, off-the-top-of-the-head,...
Jul9-05 10:32 AM
Gokul43201
154 11,907
I understand the formulas involved and numerical values of these constants and in the respective units . However I'm...
Jul9-05 10:11 AM
FredGarvin
3 2,903
No existing quantum mechanics or theory need be thought to sufficiently explain how it is that the subatomic of matter...
Jul9-05 06:19 AM
Bob Eldritch
5 3,041
When I have to refer to when a certain event happened in a physics experiment, such as when the deep impact blast...
Jul8-05 04:17 PM
NewScientist
1 917
I have been playing around with an idea for a few years and I am interested in receiving any feedback. I am an...
Jul8-05 04:16 PM
NateTG
4 1,666
This site has a whole theory about changing the orbit of the earth by having 600 million people jumping at the same...
Jul8-05 04:08 PM
Deek
10 1,179
Hello! I want to know if its possible for me without any sofisticated tools to make the split needed for the...
Jul8-05 03:40 PM
Craig113
7 1,234
Forget Einstein. Let's pretend... Which of these two options do you feel is the better?: 1.) We find a new...
Jul8-05 11:33 AM
RandallB
14 3,440
Hello, I am a neuroscientist studying auditory responses and I am trying to learn some basics about sound waves. ...
Jul8-05 10:40 AM
FredGarvin
2 934
From an email to APS members "At its June meeting, the APS Executive Board strongly endorsed changing the public...
Jul8-05 09:58 AM
Gokul43201
8 884
Just a simple question: Does a fly that buzz around your head while you travel on an open boat (with some sort of wind...
Jul7-05 05:56 PM
Lars Laborious
9 1,314
A thought experiment: (note that this comes from a student with only amateur experience in solid state physics) ...
Jul6-05 05:20 PM
Tsunami
6 1,126
I'd just like to start a discussion on the possible existence of a universal, all pervasive electrical/magnetic medium...
Jul6-05 12:31 PM
psychomancer
0 1,465
What is the most fundamental physics that we can observe directly with our senses?
Jul6-05 12:27 PM
Loren Booda
6 996
How does momentum factor into the force applied to an object at rest hit by another which is moving?
Jul6-05 10:32 AM
pete worthington
4 970
hey, I saw a question on "Who Wants to Be a Millionaire" about a physics law where for example shaking a jar...
Jul6-05 10:31 AM
ohwilleke
5 801
hi, wats the equation which is related with the period of the pendulum with the length of the string & wats the...
Jul6-05 03:26 AM
jenil_nz
0 2,307
hi, i am doing an investigation in my physics class. its about bifilar pendulm.the aim of the investigaton is what...
Jul6-05 03:06 AM
jenil_nz
0 6,570
Hi, Is there an equation or a formula or ratio or something similar that relates the density of an object to how much...
Jul5-05 07:37 PM
Claude Bile
4 1,075
The fate of all stars seems to be they either exploded or collapse because they run out of energy. Could it be that...
Jul5-05 01:33 PM
Sempiternity
1 1,553
How varies the value of "g" in the depth of the earth. the value of "g" at sea level is 9.8m/s2 what will be the...
Jul5-05 01:03 PM
Aladin
8 1,137
Hello everyone, As an amatuer but curious student of physics I am asking this question. If a particle moves at a...
Jul5-05 05:57 AM
Dr.Brain
3 1,205
Hey All ! i am basically a computer networks guy, exploring the telecom internals if i am so newbie please...
Jul5-05 12:13 AM
Pengwuino
7 9,030
The Theory of Moving Dimensions Dr. Elliot McGucken mcgucken@jollyroger.com In this paper I propose that the time...
Jul4-05 05:17 PM
James Jackson
35 9,100
I only dabble in physics, so a layman's explanation would be appreciated. My question is, can space-time be...
Jul4-05 01:06 AM
bigles
3 4,261
If a beam of electrons pass through a plane where the potental energy abruptly increases but not enough to classically...
Jul3-05 11:49 PM
box
2 1,007

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