What is a wave with no frequency?

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A wave with no frequency, or zero Hz, is generally considered non-existent in physics, as all waves possess a frequency spectrum. The discussion highlights that standing waves, while appearing motionless, still have defined frequency components. Some participants suggest terms like "static field" to describe a wave that does not propagate, but this concept remains contentious. The conversation also touches on the challenges of discussing theoretical inventions without clear equations or visual representations. Ultimately, the consensus is that a wave cannot have zero frequency, as it contradicts fundamental principles of wave behavior.
  • #51
I dunno, I got it off Wikipedia. Change it if you think its wrong.
 
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  • #52
AlphaNumeric said:
Neither of those types of waves can both travel slower than light and at light. The speed of a disturbance through a medium depends on the properties of the medium. Sound is a disturbance in air, and goes at about 330m/s. In steel it's more like 2km/s! There isn't a medium in which it could go as fast as light through.

Yes, as a disturbance passes through more and more rigid media (or you're accelerating a particle) time will pass slower for it, and you'd need to bring in relativistic equations. It will not actually reach the speed of light though. Particles can't do it, they have mass (if they didn't, they'd only move at the speed of light) and disturbances can't do it because the medium they are in has mass.
I still don't understand what you are referring to. I never said anything about particles (mass). I'm talking about magnetism and light.
 
  • #53
This thread is closed due to the lack of any physical content.
 
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