Green light has a wavelength of 4.96 10-7 m and travels through the air at a speed of 3.00 108 m/s. Calculate the period of green light waves with this wavelength.

Question

Green light has a wavelength of 4.96  10-7 m and travels through the air at a speed of 3.00  108 m/s. Calculate the period of green light waves with this wavelength.
  s
What is the frequency?
  Hz

drwls · Answer

frequency = speed/wavelength period = 1/frequency = wavelength/speed