1987 8 7 0 A bulb emits light of wavelength nm The bulb is

Last updated: 7/3/2023

1987 8 7 0 A bulb emits light of wavelength nm The bulb is rated as 200 W and 14 of the energy is emitted as light How many photons are emitted by the bulb per second 1 1 2 x 1021 3 1 33 x 10 1 2 4 x 10 0 4 4 x 1019