# Classical Physics

- Principles developed before the rise of relativity and quantum mechanics. Mechanics, Electrodynamics, Thermodynamics, Optics...
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 Meta Thread / Thread Starter Last Post Replies Views Before posting anything, please review the Physics Forums Global Guidelines. Again, for some odd reason, people... Apr22-11 05:26 AM ZapperZ 1 41,693 Hello experts! I was taking class of optical fiber and communication. My teacher was teaching the class via... T 03:15 AM shayaan_musta 4 98 From my understanding, normal and anomalous dispersion are because the phase velocity is a function of k so it is... T 02:52 AM applestrudle 0 20 From this figure we could see the axis of rotation of wheel is y axis and it's translational motion is along x axis ... T 02:10 AM Simon Bridge 4 142 Dear Friends, I carried out an experiment of sudden release of oxygen (open nozzle) from an oxygen cylinder used... T 12:23 AM vishwanaya 7 145 Irreversible Quasistatic PV Work ( 1 2 3 ... Last) Hi 1) I am reading Pippard's Classical Thermodynamics and was confused by one of his examples in the attachment. ... Y 11:25 PM Red_CCF 54 834 I'm having a hard time understanding air flow caused by pressure differentials. Given the following contextual image,... Y 09:37 PM kibestar 4 115 Hello, I need data (articles and books) about what connection there is between the speed (or the power) of a... Y 09:16 PM curioso77 4 198 Looking for a way to increase magnetic forces in electrical devices, an option is reduce the air gap, but some times... Y 09:07 PM curioso77 0 89 I get that by getting a charged object near an uncharged one, charges of the opposite sign are induced on the surface,... Y 07:14 PM explainplease 2 121 Suppose we have a planet of mass m orbiting a larger one of mass M along an elliptical path. If we use polar... Y 06:17 PM zalook 0 103 So, let's say a spacecraft at a large distance from any star needs to dump a tremendous amount of stored electrical... Y 03:08 PM nasu 3 148 Since 2 splitted beams meet at ONE spot later on, we have just one beam which flows to the detector, therefore I... Y 01:16 PM Goodver 4 105 sir in the graphs of electric field due to binary charge configuration why some curves are below x axis and some... Y 12:53 PM jtbell 3 74 Here is an excerpt from my textbook: "Ordinarily, this charge would simultaneously generate so large an electric... Y 12:32 PM UltrafastPED 1 86 Since Lagrangian is a function of q, q dot & time, then why in describing the Hamiltonian (H), L does not involve time... Y 12:06 PM UltrafastPED 6 187 Hi I am kind of Confused about an example in work done: It says that a man applies 250 N parallel to the slope to... Y 06:30 AM Doc Al 3 205 Is it possible to send enough light down a fibre optic cable to produce say 1000 Lumens? How would I go about... Y 02:14 AM UltrafastPED 6 123 Does a shock wave have a finite value that can be shared within a system? For example, if I explode a some... Y 01:08 AM Simon Bridge 1 101 http://s22.postimg.org/r41250uoh/reactive_moment_force.jpg Assume that the arbitrary-shape object shown has a... Apr15-14 09:41 PM FactChecker 6 123 After I have an expression for the stream-function in a problem, I can differentiate to get the tangential and radial... Apr15-14 06:46 PM wahaj 4 88 Hello, I`m a bit confused about PV work. Here is the situation I am facing. δw = P dV and dw = F dx δw is... Apr15-14 06:41 PM Chestermiller 49 869 I hope this is the right place to ask this. It is an experiment question. I have a 785 nm laser and a 1550 nm laser... Apr15-14 01:24 PM Yondaime5685 3 108 I've had a doubt about the following (somewhat contradictory) statements. 1) pressure applied to an incompressible... Apr15-14 12:22 PM Chestermiller 34 408 I have been toying with an idea that may break the second law of thermodynamics for a while now, but it is basically... Apr15-14 11:06 AM berkeman 6 201 Hello, I would like to try to "model" motion of two gravitationally interacting bodies. But from some "separated"... Apr15-14 10:32 AM UltrafastPED 1 95 how can we understand torsion of curve is in the direction of normal unit vector en? Apr15-14 10:30 AM UltrafastPED 3 102 Hi, I'm studying classical mechanics via Goldstein's book. And at the beginning of the chapter on the symplectic... Apr15-14 09:22 AM JonnyMaddox 0 86 With increased pressure tungsten has a higher melting point. (source below page 30) 45kBar increases melting point... Apr15-14 08:25 AM James125 2 112 I am curious about the effects of oscillation in a heat transfer system. For example consider a simple system... Apr14-14 11:25 PM Seth.T 3 94 Are there any good books to understand the BBKGY equations of kinetic theory? Apr14-14 08:24 PM TSC 4 137 Relating to the synchronous nature of the moon’s rotation and orbit around the earth, what would happen if the orbital... Apr14-14 05:51 PM cjl 1 124 I am teaching Physics and I'm not looking for help for a particular homework problem but on a class. Sorry if this... Apr14-14 05:03 PM ranger275 9 233 ... regardless of any possible technical problems, and then, on earth: a) someone throws an object in the air and... Apr14-14 04:21 AM sophiecentaur 10 244 After figuring out how to calculate Cd and Crr coefficients, I'd like to continue my "vehicle physics exploration":... Apr14-14 04:13 AM jumpjack 75 1,402 I recently looked at the reference in an article I am reading, and subsequently checked "Oscillations and Waves in... Apr14-14 01:58 AM UltrafastPED 1 129 I'm developing a scanner that uses a laser for edge detection. It will be mounted on a hexacopter that will traverse a... Apr14-14 01:54 AM UltrafastPED 4 165 It is taught that the classical treatment of the diatomic atom would give a heat capacity of $7/2$ due to 7 degrees of... Apr13-14 10:31 PM dauto 1 119 Hi all, im trying to get my head around some experiment results but im struggling a bit. According to my notes H... Apr13-14 06:56 PM DrZoidberg 2 155 Hello I have learned about maxwells relations and can derive them. I noticed that we had made an assumption of a... Apr13-14 03:29 PM Maylis 1 181 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... Apr13-14 02:04 PM jbriggs444 14 255

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