An orifice having an area of 0.0075 m2 is attached to a vertical side of a cylindrical tank (Diam= 4m.). The weight of the water discharged in 87 sec. is 20,598 N. under a constant head of 1.36 m. The jet strikes a point 1.55 m. horizontally from the vena contracta and 0.6 m. vertically below the orifice. Compute the coefficient of contraction, Cc.

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