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Again, for some odd reason, people...

Apr2211 05:26 AM
ZapperZ

1 
47,837 
At first, I want to say that electromagnetism is my weakest physics branch so this question might sound silly.
...

Jul412 03:41 PM
Zentrails

10 
1,630 
Dear all,
I'm studying a paper on coupled magnetomechanical problems.
Suppose we have a "deformable"...

Jul312 10:30 PM
Hassan2

1 
766 
So I made an observation that I would really like anyone who is good with mechanics to look over to see if I got the...

Jul212 04:04 PM
Bennigan88

2 
1,320 
how is the rapid escape of air from a burst tyre and cloud formation in atmosphere an example of adiabatic process?...

Jun3012 01:20 PM
Studiot

4 
1,211 
Hi,
I can't get my head round this:
Suppose I have two transmitters A and B, at different distances (d_A, d_B)...

Jul212 11:07 AM
Nabla_101

4 
1,081 
i saw the video of mirage illusion on the internet .it consists of two concave mirrors placed in front of each other...

Jul412 11:40 PM
utkarsh5

3 
873 
Hi everyone.
I have a very basic question here. What exactly cause surface tension?
On hyperphysics website, it...

Jul412 03:15 AM
Studiot

26 
2,592 
Generally, what sort of problems are handled better by Hamiltonian mechanics than by Lagrangian mechanics? Can anyone...

Jun3012 08:51 PM
Killingtensor

2 
897 
So I am trying to figure out how I can calculate the deflection and ultimate bending moment capacity of a hollow tube...

Jul212 06:41 AM
rkmore

2 
855 
I was having a discussion with someone far more expert than I and for whom I have a lot of respect. He was telling me...

Jul312 01:45 AM
Antiphon

4 
1,049 
Ok so I understand that an antenna whether it is a electromagnet or a piece of long wire has two effects associated...

Jul112 11:58 PM
Bobbywhy

11 
1,469 
Hello Forum,
if a force is applied to an object along a direction that passes through the center of mass, the object...

Jul112 11:21 AM
DaveC426913

10 
1,670 
Hello Forum,
I understand how the primary rainbow is formed: dispersion by water droplets suspended in the air. A...

Jul212 07:49 AM
Andy Resnick

3 
1,142 
Hello everyone,
I have been working on my extended essay (IB) in physics these past few months, and my topic is the...

Jul412 06:16 AM
Redbelly98

7 
1,124 
Sorry if i post this one in wrong thread, But can you help to solve this one? so i can review or study it by my own.....

Jul112 02:36 AM
tinytim

1 
557 
A body is rolling without slipping. Let P be topmost point at an instant and Q bottommost point at that instant..Is...

Jul212 09:15 AM
harrylin

9 
847 
In texts about Lagrangian mechanics,at first Lagrangian is defined as below:
L=TV
T and V being kinetic and...

Jul112 06:24 AM
TobyC

3 
869 
Say we have a guitar with electrical pickups near each end of one string. Say this guitar string is ideal in that it...

Jul112 06:13 PM
Rap

2 
696 
Hi,
I am trying to solve and understand the classical Ising Model through a classical Monte Carlo simulation. I...

Jul212 08:01 AM
maverick280857

1 
738 
This paragraph comes right after the authors derived the Hamiltonian of a rotating system, H=H_{\omega=0}\omega l_z:...

Jul112 01:17 PM
dEdt

0 
654 
I came up with this question while thinking about pulleys. Most textbook pulley problems involve the force on the...

Jul112 10:35 PM
Nugatory

3 
831 
I am having problem understanding the working of Stretched wire potentiometer.
Now the book says that the potential...

Jul312 03:45 AM
Studiot

5 
1,245 
Hello.
I'm currently coding on a physics engine.
To do so, I looked up some code from opensource engines.
I...

Jul212 12:54 PM
Xcrypt

4 
898 
In Hamilton Jacobi Equation (Projectile in two dimentions ), Isn't it correct that x is a cyclical coordinate?

Jul312 09:58 AM
Simon Bridge

1 
578 
When a ray interacts with a solid if the surface is polished reflection occurs. This is true even if the material...

Jul312 01:39 AM
AlKindi

2 
691 
Hi,
I have two questions with respect to the picture in the attachment.:
1)
I have read, that the capacitor...

Jul212 03:35 PM
tinytim

1 
758 
Hi,
I consider a connected conductor. Is it right, that:
1)the potential at any point of the conductor is the...

Jul312 05:09 PM
mfb

4 
658 
Hi
Say I have a Gaussian velocity distribution for a collection of particles. Then I make a change to the setup in...

Jul312 12:54 PM
Redbelly98

2 
480 
My question has to do with heating water to a superheated state inside a constant volume vessel.
Given: A pressure...

Jul312 04:42 PM
Philip Wood

3 
701 
Hi all,
I know that if you drill a hole from one side of the planet to the other, through the planet's center,...

Jul212 08:30 PM
Albertgauss

5 
986 
Hi all,
So I'm working on a project, and I'm having some design issues. I need a method of taking a white light...

Jul412 02:43 AM
harrylin

3 
842 
I am trying to calculate the amount of water that would have to pass through a 200 litre tank (water inlet temp is...

Jul412 04:24 PM
paullom

2 
765 
So, here is my question we know about an electrochemical cell in which when zink rod and copper rod are dipped in...

Jul412 01:20 PM
Veni2K

5 
885 
Can anybody derive and give the formula for the time period of a springblock system placed horizontally having a...

Jul312 11:58 PM
Blogical

2 
801 
I know that molecules radiate thermal radiation , i want to know what is the type of this radiation , does air...

Jul312 04:37 PM
abdo799

0 
372 
http://singlephoton.wikidot.com/singlephotondetectionexperiment
I was browsing the web earlier, and noticed that...

Jul512 02:55 AM
vanhees71

2 
1,074 
Hay all, first post (ohai2u! ^_^), so hope this is in the right place. I feel really stupid for having to ask this,...

Jul412 04:43 PM
Starblaiz

2 
1,438 
I'm having a problem in expressing the timeaverage norm of the Poynting vector of the scattered electromagnetic field...

Jul412 10:09 AM
Wox

0 
1,018 
Let's say that a positive charge is held in position. A negative charge, which is 25cm away, is then attracted to this...

Jul412 03:09 PM
A_B

2 
1,253 
Hi dear friends,
I am Maziar Bahiraee a chemical engineering graduate. I had a question about one of my last...

Jul512 06:40 AM
Simon Bridge

3 
625 