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Question

A sharp edged orifice in the side of the tank discharges water under a constant pressure head of 3m. The diameter of the orifice in the side of the tank is 50 mm while the vena contracta has a diameter of 40 mm. The horizontal distance of the jet is 2,5 m and the jet falls 550 mm vertically. Calculate the following: 1.The theoratical area of the jet 2.The actual area of the jet 3.Thetheoratical velocity of the water