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Kicking ball

  1. May 15, 2008 #1
    1. The problem statement, all variables and given/known data

    An artillery shell is fired at an angle of 25.3 above the horizontal ground with an initial speed of 1890 m/s. The acceleration of gravity is 9:8 m/s2 : Find the total time of fight of the shell, neglecting air resistance. Answer in units of min.

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. May 16, 2008 #2


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    Welcome to PF!

    Hi sul6an! Welcome to PF! :smile:

    (erm … what's "kicking ball" got to do with it?! :confused:)

    Show us what you've tried so far, and then we'll know how to help you! :smile:
  4. May 16, 2008 #3
    Nothing about kicking ball. I wrote it by mistake, sorry :?

    I don't know how to start it :(
  5. May 16, 2008 #4


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    Surely this question is related to some subject you've been studying. That should give you a clue about where to start.
  6. May 16, 2008 #5


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    Do you know how to do it if it is 90º (vertically upward) instead of 25.3º? :smile:
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