Problem A 1.25 cm diameter orifice, in a vertical wall of a tank under a constant head of 5.5 m discharged 0.45 cubic meter in 9.5 minutes. Find the coefficient of discharge. A. 0.62 C. 0.58 B. 0.42 D. 0.60 Read more about Coefficient of discharge of circular orifice in a wall tank under constant headLog in or register to post comments