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Formula to find Pipe diameter when flow rate and velocity are known?

I need a general formula for this as there are a couple problems that ask me to find this answer with various flow rates and velcities.

Thanks!

1 Answer

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  • Steve
    Lv 7
    1 decade ago
    Favorite Answer

    F = A*V = (π/4)*D²*V →

    D = 2√[F/(πV)]

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