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Acre foot problem

  1. Sep 13, 2009 #1
    1. The problem statement, all variables and given/known data
    Hydraulic engingeers in the US often use the acre foot. A servere thunderstorm dump[ed 2.0 inches of rain in 30 minutes on a town of area 26km squared. What volume of water in acre feet fell on the town??

    2. Relevant equations
    Acre foot- the volume of water that will cover 1 acre of land to the depth of 1 foot

    3. The attempt at a solution

    26km^2=6424.74 acres
  2. jcsd
  3. Sep 13, 2009 #2
    i started physics 2 days ago and i need help i dont get this
  4. Sep 14, 2009 #3


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    Staff Emeritus
    Science Advisor
    Homework Helper

    The volume of the water is

    26 km^2 x 2.0 inches

    You've already converted the km^2 into acres. Next, convert the 2.0 inches into feet and multiply it out.
  5. Sep 14, 2009 #4
    already solved this one.
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