- #1
coki2000
- 91
- 0
Hi PF,
I have a question about light pressure: Let's take a laser beam. Each photon in the laser beam has a momentum p=h/λ.
If photons have pressure, dp/dt must be non-zero but, it is zero.
Where do I make mistake?
Thank you for answers.
I have a question about light pressure: Let's take a laser beam. Each photon in the laser beam has a momentum p=h/λ.
If photons have pressure, dp/dt must be non-zero but, it is zero.
Where do I make mistake?
Thank you for answers.