Photon of frequency n has a momentum associated with it. If c is the velocity of light, then what is the momentum ?

\(\frac{\nu}{c}\) \(\frac{h\nu}{c^2}\) hvc \(\frac{h\nu}{c}\)

\(\frac{h\nu}{c}\)

momentum = \(\frac{energy}{c}\) = \(\frac{h\nu}{c}\)