Question

Subject test
Note: -
You are attempting question 8 out of 12
Determine the number of photons emitted per second by a laser that emits red light of
wavelength 650 nm and has a power output of 2.00 x10^(-3)W .
(a) 6.54x10^(15) photons/s
(b) 5.23x10^(17) photons/s
(c) 3.834 x 10^(16) photons/s
(d) 9.29x10^(14 )photons/s
​

Answer 1

Answer:

I don't understand your question