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Again, for some odd reason, people...

Apr2211 05:26 AM
ZapperZ

1 
41,787 
Hi all, im trying to get my head around some experiment results but im struggling a bit.
According to my notes H...

Apr1314 06:56 PM
DrZoidberg

2 
173 
Hello
I have learned about maxwells relations and can derive them. I noticed that we had made an assumption of a...

Apr1314 03:29 PM
Maylis

1 
192 
Let's say that you have an open tank of water and a hose connected to the bottom of it. Water is flowing out of the...

Apr1314 02:04 PM
jbriggs444

14 
272 
Hi I need some help explaining kinetic moment and moment of the center of mass.
This is an example:...

Apr1314 01:32 PM
vela

8 
235 
I've been reading a paper which models heat transfer in solids using a finite element model. Elements are connected to...

Apr1314 01:08 PM
Racer_Rob

0 
127 
Hi.
I thought magnetic moment arose from closed loops of charge currents. How does then the angular momentum of the...

Apr1314 11:35 AM
dextercioby

5 
216 
Take a uniform density bar in space for example. Would the center of mass move if the bar was struck at the very tip...

Apr1314 04:13 AM
student34

6 
209 
Dear all,
I am trying use Ampere's law and came across a problem which is a result of my lack of understanding.
...

Apr1214 06:47 PM
MrR

1 
146 
Hi,
I am posting here for the first time, hence, should I have violated any forum rules I am sorry and kindly...

Apr1214 06:56 AM
premie

4 
187 
Hello, I would like to ask why, when a surface is not polished, it reflects less.
I understand that when the...

Apr1214 06:01 AM
stevendaryl

9 
257 
Hello folks! I have just come from a night at the pub with fellow students of life where over many a pint several...

Apr1114 11:35 PM
qftqed

3 
281 
It is commonly said (based on a quick Google search) that wrapping your beer in a wet paper towel and placing it in...

Apr1114 02:14 PM
christopher.s

26 
11,101 
Quick question.... Can the gravitational constant only be used for earth or can it be used in questions regarding...

Apr1114 01:03 PM
SteamKing

3 
171 
Could anyone help my with proving that the acceleration of an object that is moving with uniform circular motion is...

Apr1114 09:55 AM
Emz19

4 
157 
If thermodynamic temperature can be interpreted as the average kinetic energy in a system, is there a quantity defined...

Apr1114 08:14 AM
njmcmu

5 
145 
How do I tell if a torque on a system is internal or external before conserving angular momentum? I know that if a...

Apr1114 12:23 AM
transparent

0 
152 
For my senior physics research project I've developed an orbital analysis program that calculates the minimum \Delta...

Apr1014 04:52 PM
Bobbo Snap

2 
140 
So as I am junior high school student just learned that when the terminals of wire are connected to a battery,an E...

Apr1014 11:30 AM
cabraham

3 
208 
Hi.
In this page the WoodsSaxon function is mentioned as describing the charge distribution for in the atomic...

Apr1014 10:55 AM
carllacan

0 
116 
I'm working on a project for myself in regards to atmospheric reentry. I've come across some equations that describe...

Apr914 08:41 PM
Rd123

11 
764 
I have never dealt with moment of inertia before, this is a physics lab i need to do some pre planning for which...

Apr914 02:17 PM
cooev769

8 
235 
I am currently working on a robotic manipulation problem and need to form a model for how an object responds. I start...

Apr914 09:14 AM
Liferider

1 
178 
Suppose that we have a body that is moving at a straight line, inertially wrt to another frame. If it starts to move...

Apr914 07:58 AM
Andrew Mason

9 
195 
Where does ohmic resistance arise from, is it from the collision of the current with the electrons of the wire or is...

Apr914 07:57 AM
nasu

19 
392 
Hi everyonefirst post, thanks for any guidance if I've posted in the wrong place.
I've got a simple idea and I'm...

Apr914 05:08 AM
Bobbywhy

7 
229 
This is not schoolwork.
Imagine that light did not have a constant speed, but behaved in the manner expected from...

Apr814 11:37 PM
Simon Bridge

1 
175 
Hi everyone.
I've been having this discussion with a pal regarding what affects the grip of a motorcycle's tires...

Apr814 11:17 PM
tduell

11 
1,580 
Hello there,
If a mass, m, is placed at one end of an boat of mass M, which is located on a frictionless ocean. If...

Apr814 12:58 PM
Matterwave

1 
169 
Hi there,
first, thank you for letting me posting here and hopefully helping me with this.
I am trying to model...

Apr814 10:29 AM
nrq

0 
156 
According to this website, there is an equation obtained empirically to obtain the amount of time it takes to cook a...

Apr814 08:30 AM
gmax137

3 
186 
I played around in another thread with mathematically determining where a car should be time wise on 1/4 mile run. I...

Apr814 04:28 AM
jumpjack

6 
278 
in a cyclotron the radius of the path of electron increases.but how if the velocity of the electron is accelerated its...

Apr814 03:59 AM
smart_worker

5 
349 
hey guys, can someone explain me Poiseuillie's law, because, I'm reading and reading and reading and don't understand...

Apr814 01:38 AM
SarcasticBunny

4 
178 
I have pictured I model about how electrons move in a circuit,
What happens first is that electrons are built up on...

Apr814 12:03 AM
jlopezfis

3 
219 
Hello everyone,
I want to have a simple example of an inductance calculation.
The magnetic field normal to a...

Apr814 12:00 AM
jlopezfis

2 
142 
So, I have been studying angular velocity and linear velocityand I want to use this information determine if a ray...

Apr714 11:08 PM
Simon Bridge

7 
226 
This relates to the extension of a uniform crosssection, homogenous, ideal wire which extends within the proportional...

Apr714 10:01 PM
kirakun

6 
204 
I am currently working on an experiment with piezoelectricity and was wondering how I would measure the force applied...

Apr714 05:38 PM
themadquark

3 
178 
Hi,
I was wondering what the frequency of a photon is according to maxwell's equations. Does the...

Apr714 05:04 PM
Drakkith

24 
770 
Dear Engineers,
My name is Humza Afaf and I have recently started a new business in Pakistan. Due to energy crisis...

Apr714 02:39 PM
humza_afaf

0 
128 