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Again, for some odd reason, people...

Apr2211 05:26 AM
ZapperZ

1 
41,690 
does a high dryness fraction mean that the steam is dry or wet?

Nov2707 09:52 AM
bill nye scienceguy!

4 
18,033 
I am having trouble going about proving the Lorentz invariance and nonGalilean invariance of Maxwell's equations. ...

Nov2707 03:13 AM
Mentz114

4 
9,222 
What properties would an ideal ("perfect") diamagnet necessarilly* have?
(*as in in, implied by definition.)
This...

Nov2607 07:51 PM
olgranpappy

5 
3,764 
can we make any particle to move in cycloidal path due to electric field produced using static charges. explain pls

Nov2607 07:23 PM
i_island0

0 
2,275 
Gauss's law may be used to derive Coulomb's law. I've never seen it done the other way around. Is this possible? ...

Nov2607 11:53 AM
neutrino

2 
3,495 
how will be the dispersion pattern of a ray coming parallel to the base of a glass prism completely dipped in...

Nov2607 08:50 AM
pardesi

0 
855 
here's the situation
one ball with mass m1 and velocity v1 collides with second ball with mass m2 and 0 velocity. ...

Nov2607 02:39 AM
D H

3 
2,013 
My textbook says the following:
"If the center of mass of the system is not accelerating relative to an inertial...

Nov2507 05:26 AM
arildno

2 
2,359 
Hi,
From what I understand the proof of Gauss' law applies only to finite surfaces.
Can anyone give an example of a...

Nov2407 08:12 PM
JustinLevy

1 
1,912 
I got this question in Resnick Eisberg:
Pockets formed in a coal fire seem brighter than the coals themslves.Is the...

Nov2407 05:38 PM
TVP45

7 
2,055 
For a wheel in pure roll, or smooth rolling motion, with constant angular velocity, \omega, the velocity of the point...

Nov2407 11:23 AM
i_island0

10 
1,628 
May be this should have been in math section but since this came out while studying Electrodynamics i put it here
we...

Nov2307 10:38 PM
captphoton

3 
1,060 
Hiya ,
The commonly held view is that speed of sound (SoS) in a gas depends on temperature and not pressure. I want...

Nov2307 10:25 PM
mgb_phys

1 
1,221 
The flux rule states that the emf induced in any loop is given by the rate of change of magnetic flux through that...

Nov2307 12:02 PM
lugita15

0 
1,190 
The relation I= \sigma \ T^4 is exact for blackbodies and holds for all temperatures.Why is this relation not used as...

Nov2307 08:01 AM
Vazier

1 
3,656 
I am sorry it was a repost.I ask the moderator to close the thread.

Nov2307 07:14 AM
neelakash

0 
1,435 
Sorry for misconception. Why the mirror deflects light was the question? Because of the electronic configuration and...

Nov2307 03:36 AM
Kristy234

10 
1,869 
How can I figure the pressure in a 80 cubic inch tank at 0 psi being refilled
with a 8000 cubic inch tank with a...

Nov2207 01:30 PM
brewnog

1 
3,037 
The number of degrees of freedom for a massless rod
moving freely in space with a particle which is constrained to...

Nov2207 06:22 AM
Doc Al

1 
2,210 
in the newtons second law of motion we study "F=ma" letters having their usual meanings.
so if any object say"A"...

Nov2207 03:36 AM
otg

4 
1,355 
Hi there
There seems to be a few related posts on this topic but I can't make sense of them.
In the integral...

Nov2107 09:02 PM
lugita15

5 
1,668 
There is a problem in biomechanics that relates to a human runner’s gait (1) and how much power they consume. At each...

Nov2107 08:08 PM
tedjan

0 
2,686 
I'm trying to determine the wavelength of a particular situation. I'm given the refractive index of the metal and the...

Nov2107 11:02 AM
DaleSpam

1 
3,860 
Does anybody know of a way to derive the inertia tensor using group theory?

Nov2107 10:24 AM
La Guinee

0 
1,447 
So i have a problem with a question in which there is a falling raindrop where the mass and the radius are...

Nov2107 08:23 AM
stewartcs

3 
2,776 
I remember in 8th grade I was sick the day my class did this, and no one I talk to seems to remember how it was done...

Nov2007 08:29 PM
misstorea

12 
6,896 
Hey, guys. Thanks for reading this.
I have to present some interesting angular acceleration problem in my physics...

Nov2007 07:53 PM
Anticitizen

3 
1,144 
Hello,
Is there a formula to convert a certain radio frequency to temperature? Thanks.

Nov2007 07:07 AM
DaleSpam

3 
6,266 
suppose a certain process is carried out on a system which say heats up the system the how do we decide that that's...

Nov2007 05:41 AM
Doc Al

5 
2,327 
This is a standard fuzzy dice problem, hung in a car, at angle, theta, and I have to find the acceleration of the car....

Nov1907 08:04 PM
physicsrules

9 
3,193 
My first posting, so apologies if this is in any way inappropriate to the forum/section.
I am asking here for some...

Nov1907 12:19 PM
DaleSpam

11 
6,616 
hi there,
i've read books and some web sites and i'm wondering this electric charge? Is it something physical...

Nov1907 08:35 AM
richard14

3 
1,557 
Ok, propably everyone here knows that IN THEORY it is possible for a human to fly. This question has been bugging me a...

Nov1907 12:04 AM
Joppe

9 
2,211 
what is the difference between moment of inertia and moment inertia tensor?

Nov1807 10:47 PM
waht

1 
2,240 
Hi Guys and Girls
Take note that Im not sure if Waves or Oscillation, is the right word to use about this Physics...

Nov1807 08:05 PM
marcusl

3 
1,369 
OK...
Please consider that picture in the following link
...

Nov1807 07:24 AM
Doc Al

2 
7,253 
in an closed organ pipe why don'e we consider the interfereence of the once reflected wave(from closed end) and the...

Nov1807 12:32 AM
pardesi

0 
3,034 
i saw the 'proof' of the wave equation for a sound wave in a medium assuming the wave equation for a dissplacement...

Nov1707 09:49 PM
pardesi

0 
9,639 
When the source is moving with respect to the observer, the emitted wave undergoes this wellknown frequency shift...

Nov1707 05:05 PM
monade

2 
1,415 
I know that the net work = the change in kinetic energy, delta KE. But what if the object has both the potential...

Nov1707 04:21 PM
MIA6

7 
2,319 