Recent content by ZR9615

  1. Z

    Decibels, Waves, Kinetic Energy and Mosquitos

    If you still need help with this question, you should double check your masses. The mass of the mosquito is given to us as 2.00 mg. You have the right equation KE=1/2mv^2 but the m needs to be in kg. Afterwards, solve for v like you were doing before.
  2. Z

    Fundamental Frequency of Two Pipe Organs

    If you still need help for this problem, try using this equation fBeat = fa-fb Solve for frequency using f=(nv)/(4L) where fa is the fundamental frequency for the pipe at its original length and fb is the fundamental frequency for the pipe when it is extended. And v=344m/s (speed of...
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