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Homework Help: Basic Units

  1. Aug 25, 2009 #1
    1.What are the basic units for
    a) wavelenght of light
    b) frequency of light
    c) speed of light

    2. What is the wavelenght, in meter, of radiation that has a frequency of 5.11x10^11 s^-1
  2. jcsd
  3. Aug 25, 2009 #2


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    Gold Member

    I think the 2nd problem should tell you the answer to a) :). Also, you should know what the units of speed are, light is no different in this regard.
  4. Aug 26, 2009 #3
    unit of wave length is metre
    that of frequency is hertz
    and speed of light is m/s
    Last edited: Aug 26, 2009
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