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Air is flowing through a pipe with an internal diameter of 15 cm. It passes through an orifice of diameter 8 cm. The air density at the operating conditions is about 1.3 kg/m3. The observed pressure difference across the orifice is approximately 100 mm Hg, and the flow coefficient for the orifice is approximately 0.7. What is the mass flow rate of air?

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Air is flowing through a pipe with an internal diameter of 15 cm. It passes through an orifice of diameter 8 cm. The air density at the operating conditions is about 1.3 kg/m<sup>3</sup>. The observed pressure difference across the orifice is approximately 100 mm Hg, and the flow coefficient for the orifice is approximately 0.7. What is the mass flow rate of air?






 
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