Determine the volume rate of air flow in the duct

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Reference no: EM131314308

A fan draws air from the atmosphere through a 0.30-mdiameter round duct that has a smoothly rounded entrance. A differential manometer connected to an opening in the wall of the duct shows a vacuum pressure of 2.5 cm of water.

The density of air is 1.22 kg/m³. Determine the volume rate of air flow in the duct in cubic feet per second. What is the horsepower output of the fan?

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Reference no: EM131314308

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