A calibration test of a 2.5cm circular sharp edged orifice in the vertical side of the large tank showed a discahrge of 590 N of water collected in 81 seconds, when under a constant head of 4.70 m. In addition, measuremnt of the trajectory of the jet gave the following data: A point on the jet has the coordinates in cm (235, -30), with the orifice located at the origin of the rectangular coordinate system. Find the value of Cd. Show fbd and solution a. 0.636 b. 0.629 c. 0.989 d. 0.98

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A calibration test of a 2.5cm circular sharp edged orifice in the vertical side of the large tank showed a discahrge of 590 N of water collected in 81 seconds, when under a constant head of 4.70 m. In addition, measuremnt of the trajectory of the jet gave the following data: A point on the jet has the coordinates in cm (235, -30), with the orifice located at the origin of the rectangular coordinate system. Find the value of Cd. Show fbd and solution
a. 0.636
b. 0.629
c. 0.989
d. 0.98
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