Comparing photon frequencies from wavelength and frequency · CAP 2013 #15
Physics
Problem
Adrianne has a device that emits photons with a wavelength of λ = 1.498 km. Kwan has a similar device that emits photons at a frequency of f = 201 kHz. Whose device emits photons in air at the highest frequency?
a) Adrianne's
b) Kwan's
c) The frequencies are the same.
d) There is not enough information to compare.