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Jan16-12 Greg Bernhardt
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ZapperZ
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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...
May6-14 04:32 AM
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If an oscillator were to ever reach the visible spectrum, would an antenna connected with the oscillator output...
Nov20-10 02:15 PM
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Is it possible to make a "raser" (Radio Amplification by Stimulated Emission), or what we know now as a laser, but in...
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Considering Earth spins there is a centripetal force acting on us. How much force is acting on us? Say a 1Kg weight?...
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Lsos
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Hello! I am doing a project on an inverted (train hanging beneath the track) roller coaster. Do you all know of any...
May19-06 03:55 PM
chrisdapos
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Hi, On various websites I read that 70% of the heat loss of a pool is by evaporation, whereas up to 85% of the...
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chrisDH
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what would happen if the north pole was contained within the loop of the lhc at cern? the lhc at maximum speed can...
Jun6-09 02:36 PM
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Hi, I was wondeing if anyone could help me out here. What form of energy can most efficiently be converted to...
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skywalker09
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I have here a class 1 lever style catapult built using leaf springs (A Da Vinci design) which relies on the stored...
Sep28-13 07:43 PM
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I know that this is a bit off the beaten track, (its a physics question) but I'm trying to confirm the results of a...
Jul29-11 07:00 AM
chrislock
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i have a ? that has been nagging at the back of my head for some time something i noticed for example a car traveling...
Oct28-09 09:20 AM
rcgldr
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Imagine I am trying to heat water from room temperature to 100 degrees Celsius, with a heating element of constant...
Apr7-13 10:38 AM
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I was just wondering while watching Spider-Man 2 .. Would you need MORE or LESS gravity than the standard of 9.8 m/s2...
Dec12-10 02:16 PM
DaveC426913
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Hi guys, I am currently studying a basic college physics course at a university in New Zealand. The course is...
Jul31-10 05:27 PM
chrisrock
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hi everybody i was involved in a crash about a year ago where the driver of the other vehicle t-boned me(me on my...
Mar22-11 11:18 AM
JaredJames
40 2,307
Starlab ... a place where 100 years means nothing Starlab NV/SA was a privately funded, Blue Sky research...
Sep12-03 07:38 AM
sol
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Hi, I'm trying to understand electrical potential and potential difference. I was wondering if anyone can confirm if...
Oct12-12 11:57 AM
KitchiRUs
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Hi I'm having a very hard time trying to picture an argument in Feynmans physics volume one ). I can't picture this...
May1-14 12:06 AM
noksam
4 2,125
Hi, here is something I can't understand: When you fill a 100% tube with Mercury, close it in one end (the top)...
Feb15-14 03:14 PM
christian0710
8 525
Hi, Is it correctly understood that it's the intensity of light that causes melting or heating of objects and not...
Jul17-14 06:41 AM
Andrew Mason
2 789
Hi as far as I have understood: Blackbodies are physicsl objects which absorb electromagnetic waves at ALL...
May15-14 05:04 PM
dauto
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Hi, I'd really like to understand How a torsion balance works and exactly how You can use math to derive the Coulombs...
May16-14 11:29 AM
jtbell
1 289
Hi, If you rub woll against cotton, the cotton get's negatively charged and the wool positively charged. IS this...
Jun11-14 11:04 PM
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1 296
Hi I'm wondering: The symbol of charge is Q but the SI unit of charge is coulumb which is the Charge of approximately...
May17-14 05:42 AM
phyzguy
1 278
Hi, I'm curious about J.J thomsons Catode ray, and i have a few questions: In J.J. Thomsons Catode ray setup...
Jul17-14 12:24 AM
christian0710
3 979
Hi, My textbooks says that "Josef Stefan investigated the increasing brightness of a black body as it is heated...
Jul16-14 06:40 AM
UltrafastPED
1 679
Hi, i need to calculate air flow true a pipe of 8mm in diameter @ 15 psi pressure, any help? I have a main...
Sep2-12 09:34 AM
russ_watters
5 769
Recently, I went through a sort of "stage" where i wanted to disprove everything worth disproving, and we all know, if...
Jun15-04 11:48 AM
christian_dude_27
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is it wrong? are you wrong? are they wrong? who is wrong? are we all wrong? technicly, to a point, we are all wrong....
Jun5-04 10:11 PM
hello3719
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Recently, I went through a sort of "stage" where i wanted to disprove everything worth disproving, and we all know, if...
Sep16-04 06:25 AM
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Recently, I went through a sort of "stage" where i wanted to disprove everything worth disproving, and we all know, if...
Jun3-04 06:05 PM
christian_dude_27
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The Inol Theory Copyright Eric Wright 2004, all rights reserved All Energies are connected to all other...
Jun14-04 11:21 AM
christian_dude_27
3 1,316
i am a person who just asks where the proof is about everything...so where is the proof of the Atomic Structure...
Jun23-04 01:41 PM
Locrian
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Anyone know of any web sites that give full explanations of theories without any math involved?
Aug14-06 02:07 PM
Mk
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I'm a college junior and I have a class for physics majors where we need to come up with an experiment to do over this...
Sep1-10 09:38 AM
Christine90NY
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I have a undergrad college class where we have to do some sort of experiment and we were gonna try this one ...
Sep9-10 06:25 PM
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I need a book that will explain tha statistical methods that we use in the analysis of the laboratory exercises done...
Jul16-06 08:37 AM
FredGarvin
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Is the force applied due to its viscosity by a liquid on a body, moving on the surface (say a flat body with a smaller...
Jul16-06 06:07 AM
christodouloum
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Are any of you interested in fractals either as science or art? I am trying to open a new forum about fractals in...
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m0derator
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Hello all, I Found an old keepsake when I recently moved that I bought in Italy 15 years ago. It was a small...
Feb8-09 03:54 AM
Borek
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Hello to everyone. I feel quite humble to be posting on this physics forum as I am not a physicist but I am in awe of...
Jul13-04 09:29 AM
Mentat
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