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Becky asked in Science & MathematicsPhysics · 10 years ago

Water flows through a pipe with a speed of 1.4 m/s. Find the mass flow rate if the diameter of the pipe is 5.0?

okay so I used the formula mass flow rate is equal to volume times area times density of the fluid and I remembered to convert the 5.0 cm, and ended up getting 10.996 kg/s, but the ended up being wrong.

2 Answers

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  • Anonymous
    10 years ago
    Favorite Answer

    flow rate actually equals velocity times area (no density)

    so just multiply 1.4 x (2.5^2x3,14)

    you should get 27.489

  • 10 years ago

    Find area, = 19.6375cm^2.

    1.4m = 140cm.

    Volume per second = (140 x 19.6375) = 2,749.25 cc., = 2.74925 litres, = 2.74925kg/sec. mass flow rate.

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