Question

What is the frequency of a photon with a wavelength of 159 nm. Report your answers to three significant digits.

The frequency is = _________ s^-1

Answer 1

Solution:

$c=f\lambda$

$f=\dfrac{c}{\lambda}$

$f=\dfrac{299792458 (\frac{m}{s})}{159*10^{-9}}=1885487*10^9$

$f=1.89*10^{15}$