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Some Basic Physic questions

  1. Jun 1, 2010 #1
    1. Greater sound energy forms larger waves. Larger waves have:
    a) higher frequency
    b) greater amplitude
    c) more compressions and rarefactions
    d)slower speed

    2.Vibrations with a frequency below 16Hz are called:
    a) audible b) supersonic
    c)infrasonic d) Ultrasonic

    3.If you shorten a vibrating string, the pitch of the sound does what?
    4. If you tighten a vibrating string, how does that effect pitch of the sound produced?

    thanks
     
  2. jcsd
  3. Jun 2, 2010 #2

    Andrew Mason

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    Can you provide us with your work so far? Include your reasons.

    AM
     
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