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Szczepan Bialek wrote:
"K1TTT" wrote ... On Jan 2, 5:48 pm, "Szczepan Bialek" wrote: Seperate "electric field", "magnetic field", gravity field" are for kids. of course, that is why you haven't learned enough to understand them that way yet, you are below kids in understanding fields. The only trouble for kids to remembe are the "hand rules". Kids do not try to understand. They must remember. Good memeory is most important in schools. The "hand rules" were invented to be a memory aid, and that is all they are, a memory aid. Charged body at rest produces the electric field but a moving body do not produce the electric field but magnetic. Do you understand it? do you understand that the electric field from a charged body at rest does not propagate, it is static everywhere so there are no waves. But in antennas charge appears and disappears. Electric waves must appear. Some Authors call them electrostatic waves. Complete nonsense. but what about if the body is at rest in one inertial frame and you are moving past it in another one, do you see a magnetic field or not? No. No magnetic charge and no magnetic field. Wiki wrote: "They initially interpreted these redshifts and blue shifts as due solely to the Doppler effect, but later Hubble discovered a rough correlation between the increasing redshifts and the increasing distance of galaxies. Theorists almost immediately realized that these observations could be explained by a different mechanism for producing redshifts. Hubble's law of the correlation between redshifts and distances is required by models of cosmology derived from general relativity that have a metric expansion of space.[16] As a result, photons propagating through the expanding space are stretched, creating the cosmological redshift." Photons are stretched with the distance. Damped waves are like photons. S* now that is a good laugh... stretching photons would be quite a trick since they don't exist in Maxwell's equations. damped waves may be made of many photons, but they are not 'like' photons... they are just another set of em waves propagating along just like any other. With the decreased amplitudes: http://en.wikipedia.org/wiki/File:Ondes_amorties.jpg S* Reposting the same **** in French does not make it applicable to EM radiation. You are a babbling idiot. -- Jim Pennino Remove .spam.sux to reply. |
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