- #1
repugno
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On a couple of webisites I have seen that they have equated E=mc^2 with E=hf ... i.e hf=mc^2
But how can this be done when E=hf is describing the energy of a photon and E=mc^2 isnt?
Also, can someone provide me with a derivation of de Broglie’s theorem ?
Wavelength = h/momentum
thank you
But how can this be done when E=hf is describing the energy of a photon and E=mc^2 isnt?
Also, can someone provide me with a derivation of de Broglie’s theorem ?
Wavelength = h/momentum
thank you