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    cgarrison's Avatar
    cgarrison Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Sep 11, 2006, 11:40 AM
    Revolutions per second (hertz) of a CD
    What is the rotational speed in revolutions per second (hertz) of a CD in the following situations
    a)the disc makes four revolutions in 48 secods
    Curlyben's Avatar
    Curlyben Posts: 18,514, Reputation: 1860
    BossMan
    		  
    #2

    Sep 11, 2006, 12:00 PM
    Well I believe that you have almost answered your own question:

    Quote Originally Posted by cgarrison
    rotational speed in revolutions per second (hertz)
    A small bit of simple maths and you have the solution.
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