An ultraviolet lamp emits light of wavelength 400 nm at the rate of 430 W. An infrared lamp emits light of wavelength 700 nm, also at the rate of 365 W.
(a) Which lamp emits photons at the greater rate?
ultraviolet bulb
they have the same rate
not enough information given
infrared bulb
(b) What is that greater rate?
= ?? photons/s