Water is moving at a speed of 755 ms through a fire hose, Ask an Expert

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Water is moving at a speed of 7.55 m/s through a fire hose with an internal diameter of 5.99 cm. When the water exits through a nozzle it is traveling at a speed of 35.9 m/s. the flow rate of water in the hose is 0.0213 m^3/s, the diameter of the nozzle is 0.0275 m.

What is the gauge pressure of water in the hose?

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