- #1
xaratustra
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How is energy of electromagnetic waves (classical electrodynamics → Poynting vector) related to the photon energy (E=hv) ?
e.g. what is exactly the difference between photons from two radio stations or two laser devices with the same frequency, but different power?
thanks!
e.g. what is exactly the difference between photons from two radio stations or two laser devices with the same frequency, but different power?
thanks!