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Again, for some odd reason, people...

Apr2211 05:26 AM
ZapperZ

1 
47,684 
I have a question that I want to verify , so that i know is my understanding about how the LHC works.
So basically...

Sep1712 04:00 AM
Einj

1 
1,129 
Ion Thrusters which are used for space vessels, such as sending sattelites into space, how much do they cost?

Sep1712 02:44 AM
Drakkith

9 
2,187 
Since algae can produce oxygen in closed containers, which you can inhale as a byproduct, when provided CO2 from your...

Sep1712 02:40 AM
Drakkith

6 
1,215 
Hi there,
I have never worked with Hypocycloids before so I'm unsure which equations I should be using; but I'll...

Sep1712 02:29 AM
Liam Semeniuk

0 
574 
I want to find the potential of a conducting disk in space whithout laplace equation.(i know how to do that).I want to...

Sep1712 12:58 AM
sentinel

5 
705 
I'm trying to consolidate my understanding of gas thermodynamics. If anywhere my reasoning is wrong, please correct...

Sep1612 09:24 PM
Andrew Mason

6 
1,570 
Situation:
A uniform cylinder (Mass M, Radius R) is rotating down a slope of incline θ and distance s, there are...

Sep1612 08:44 PM
Simon Bridge

2 
826 
I'm going through the problems at the back of a chapter in my physics book where all the challenging questions are. ...

Sep1612 03:21 PM
Simon Bridge

1 
741 
Hello, I just started basic mechanics and what seems to mess with me is this:
take a 1kg cube in a string, with how...

Sep1612 03:15 PM
Jarfi

3 
542 
Hello,
I am studying wave mechanics and I managed to derive the linear wave equation with a string. Now I don't...

Sep1612 02:07 PM
sukretep

2 
533 
The Swedish SMART1 used a Hall effect thruster which used Xenon gas.
Xenon costs 1200 USD per Kg. Why didn't they...

Sep1612 12:35 PM
cjameshuff

1 
819 
I'm looking for a physical proof, something I can understand easily, though a mathematical proof might help too.
...

Sep1612 10:51 AM
Studiot

17 
1,647 
Unfortunately I still have not completely grasped the idea of negative work. I appreciate all the help in...

Sep1612 10:05 AM
Bipolarity

4 
643 
hello..
One of my friend asked me this question, and i had no answer to it. moreover the professors response to it...

Sep1612 08:30 AM
A Dhingra

10 
1,400 
I was reading about diffraction on this page http://www.thefouriertransform.com/applications/diffraction2.php
Now...

Sep1612 07:09 AM
Doc Al

1 
490 
Suppose a circuit with resistor R and inductor L with no source. I am trying to find kirchoffs equation for this...

Sep1612 07:03 AM
Avichal

4 
1,113 
I have seen the retarded potentials and what not, but what has always bothered me is why these field solutions reflect...

Sep1612 07:02 AM
andrien

6 
1,110 
I want to calculate the force generated (as a result of expanding air) from pressure created by heating air up to a...

Sep1612 06:38 AM
CognitiveNet

2 
1,578 
In the light that QED suggests the speed of interaction is infinite, are there any experiments which makes it clear...

Sep1612 05:52 AM
Qreeus

13 
1,223 
Now that I am making progress, I am ready to ask more complex questions :approve:
Please correct me where my...

Sep1612 01:39 AM
Bipolarity

5 
1,053 
Hello,
I was reading my textbook and watching MIT Opencourseware and noticed a discrepancy between the two.
...

Sep1612 01:37 AM
Woopydalan

0 
506 
A tennis player slices the ball to spin and deviate from its normal parabolic path. What is an explanation for this...

Sep1512 05:52 PM
jlyu002@ucr.e

5 
661 
Hi
I am a little confused regarding circular polarization. I have attached a figure in order to explain the...

Sep1512 12:43 PM
Niles

0 
511 
I believe I might have a fundamental misconception about work. Please correct me where my reasoning is wrong so I can...

Sep1512 07:13 AM
Andrew Mason

2 
829 
Hi!
I am trying to design a water cooling system that could cool down my computer from 100C to about 40C, with 600W...

Sep1512 06:25 AM
mfb

6 
1,367 
I would like to talk to someone here who has either theoretical or practical experience with nottoothin transmission...

Sep1512 05:32 AM
Daniel.Kovacs

0 
632 
So basically, on an xy coordinate system, the acceleration vector is in between 0 degrees and 90 degrees pointing...

Sep1512 03:20 AM
Simon Bridge

9 
1,174 
Do we rotate along with it because of it's gravitational pull? Or is it friction?

Sep1412 10:27 PM
russ_watters

9 
841 
I am having some trouble understanding the significance of negative work.
If the work that I do on object X is W,...

Sep1412 10:10 PM
Crosstalk

3 
774 
I have for a while been trying to understand the setup of this equation in calculating the collision flux of a gas...

Sep1412 06:21 PM
Bipolarity

0 
1,259 
Suppose I have a large particle of mass M that is randomly emitting small particles. The magnitude of the momenta of...

Sep1412 02:22 PM
sjweinberg

4 
941 
Hi Guys,
I have been asked to find out at what point a measurement device go out of calibration when dropped and...

Sep1412 01:48 PM
russ_watters

2 
1,570 
After discussing this with my friend using our O level knowledge, we came to a conclusion. But we have some queries.
...

Sep1412 09:31 AM
sgstudent

0 
517 
I was having a discussion with my friend the other day. He had just attended a lecture about Paul traps. He told me...

Sep1412 07:31 AM
Qreeus

5 
843 
I have seen a lot of different formulas about the forces acting on a wheel. So now I don't know what to use.
So, I...

Sep1412 06:15 AM
mikeph

2 
886 
Hi eveyone, I am new to this forum and I hope that I can gain lots from this forum.
Recently, one question comes...

Sep1312 09:53 PM
Jolb

1 
570 
Consider two cylindrical containers of the same diameter. Fill them with a liquid to different levels. We all know...

Sep1312 07:00 PM
256bits

34 
3,385 
I have seen the lagrange equations derived from newtons laws in the special case, where forces were derivable from a...

Sep1312 09:41 AM
atyy

4 
944 
Hey guys
I'm a new member and I will be mostly asking questions :P
Anyways ...
Physics subjects in my school are...

Sep1312 08:35 AM
SC0

3 
794 
You now how when you feel a light breeze it feels kind of cool? Why? Atoms are moving faster and they hit your skin...

Sep1312 08:34 AM
boneh3ad

10 
1,376 