Question #886a3

1 Answer
Mark C.
Nov 10, 2017

A laser emits 3 mW of light at a wavelength of 633 nm. Determine the energy of each photon and hence the number of photons per second. The speed of light can be taken as #3xx10^8# m/s.

Explanation:

Enjoy!

Related questions
See all questions in Lasers
Impact of this question
2150 views around the world
You can reuse this answer
Creative Commons License