Maxwell's Rainbow Problem frequency/wavelength

  • Thread starter arl146
  • Start date
  • #1
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Homework Statement


A certain helium-neon laser emits red light in a narrow band of wavelengths centered at 632.8nm and with a wavelength width if .01nm. What is corresponding frequency width for the emission?


Homework Equations


f=c/[itex]\lambda[/itex] ?


The Attempt at a Solution


I tried using the above with both numbers given. This is supposed to be an easy problem, but i think theres something im missing here... Answer is 7.49GHz?
 

Answers and Replies

  • #2
343
1
are you supposed to use both numbers given.. this has to be easier than im thinking
 

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