Can there be a charge without a current?
In an LRC circuit is it possible to have a charge without a circuit? Much appreciated, Sidelines
View ArticleHamiltonian math
I'm watching a lecture on the Hamiltonian and can't figure out something. Here it is. Take a generic function G, and differentiate it with respect to p and q. What you get is the partial of G with...
View ArticleWhat does zero partition function physically mean?
Is there a physical process in thermodynamics that results the value of the partition function as zero? When partition function is zero, then free energy becomes infinity, and it also yields negative...
View ArticleLight from Distinct Electric and Magnetic Fields?
If we set up an experiment in a chamber with distinct perpendicular oscillating i) electric and ii) magnetic fields, cycling at a frequency representative of visible light, will the chamber suddenly...
View ArticleDerivation of the kinetic energy equation in terms of distance.
I have seen the derivation of the kinetic energy equation using F=M*v' and E=F*x And I can see how this works, however if you try to do this without thinking about velocity, and only thinking about the...
View ArticleMICROSCOPY: Imaging a field of radiated light and it's source
I have a question about observing a field of radiated light (and it's source) through a microscope, specifically vis magnification and the scale of the final image observed (the field, and also the...
View ArticleEfficiently calculating the magnitude of gravitational force
I am reading Kolenkow and Kleppner's Classical Mechanics and they have tried to calculate the gravitational force between a uniform thin spherical shell of mass [itex]M[/itex] and a particle of mass...
View Articlehow is earth resonance,EM stationary wave and ELF related to transmit energy?
While reading tesla's work to harnass energy at various sources,I read that knowing EM stationary waves exist was a quantum leap in his approach.But I can't understand how these parameters are linked...
View ArticleCurrent Concentrated Along Axis
Griffiths brings up a point that it might make sense that current in a fat wire would want to concentrate itself mainly along the axis of the wire, given that parallel wires attract each other. He then...
View ArticleGravity shift due to sun & moon passing overhead
I would like to know a function or at least an approach toward developing a function that describes the change of gravity on the earth's surface due to the sun, moon and if possible, the tides. I am...
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polarized light and refraction!!!
Hi guys I need to discuss the polarized light in the waveguide and its refraction at an interface between two different media. if the light is polarized like in the picture(see attached) and...
View Articleconservation of linear momentum
When you open a door you apply force in any particular direction and as a result you get rotational motion of the door. My question is how linear momentum is conserved in this case as linear momentum...
View ArticlePhysical significance of Refractive index
What is the physical significance of Refractive Index(RI) ?
View ArticleSolution to the differential equation describing a mass-spring-damper
What is the general solution to the differential equation describing a mass-spring-damper? t=time x= extension of spring M=Mass K=Spring Constant C=Damping Constant g= acceleration due to gravity...
View ArticleMagnetic Moment Definition Verification/ Proof
I saw the equation here http://en.wikipedia.org/wiki/Magneti...oop_definition for the definition of the magnetic moment for a non-planar loop. Can someone tell me if there's a name for this equation...
View ArticleThe Pendulum Problem
I was watching a film in my oceanography class about waves when I started to think about the energy loss and motion of pendulums. I want to know if a pendulum in a vacuum will ever stop moving...
View ArticleIs it possible for a phone to move too fast to communicate with...
I asked this question in Yahoo Answers but I didn't think that the responses were very good This is just for my own knowledge I wanted to know if let's say for instance that I had a rotary device,...
View ArticleIs it possible to build a catch all electormagnetic wave spectrum generator?
I had "posited" or proposed this idea to a professor of mine about building a device which could capture all forms of electromagnetic radiation with varying sized charged particles and a solution that...
View ArticleWhy does a flamethrower not explode?
To be more specific, why is it that when the flammable gas or liquid is pumped through the barrel and ignited at the end of the barrel, the flame does not spread backwards along the stream of...
View ArticleSpace generators by temperature difference?
This is another theoretical question post of mine. I read somewhere that there is a huge temperature polar opposite change in space just from shielding ie shadow vs. exposed to sun. That was because of...
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