Water Flows in the Horizontal Pipe Shown in the Figure

question 3

Multiple Choice

Water flows in the horizontal pipe shown in the figure. At A, the diameter is 5.00 cm, and at B, the diameter is 4.00 cm. The fluid in the manometer is mercury, which has a density of 13,600 kg/m³. The manometer reading h is 4.40 cm. We can treat water as an ideal fluid having a density of 1000 kg/m³. What volume of water is flowing through the pipe per second?

• A) 0.0206 /s
• B) 0.0426 /s
• C) 0.00560 /s
• D) 0.372 /s
• E) 0.186 /s

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