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    Cjb01203's Avatar
    Cjb01203 Posts: 1, Reputation: 1
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    #1

    Nov 23, 2008, 09:38 PM
    Physics Fluid
    A 6cm pipe narrows to 4cm. When water flows at a certain rate the pressures are 32kPa and 24kPa. What is volume rate of flow?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Nov 24, 2008, 11:39 AM

    Use Bernoulli's equation:



    So here:



    and also from constant volume flow:



    That gives you enough to complete the problem.

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