Find the discharge of water flowing over a rectangular notch of 1.3 m length when the constant head over the notch is 255 mm. Take Cd = .62

Find the discharge of water flowing over a rectangular notch of 1.3 m

1.	Find the discharge of water flowing over a rectangular notch of 1.3 m length when the constant head over the notch is 255 mm. Take Cd = .62
A.	400 lit/s
B.	465 lit/s
C.	385 lit/s
D.	575 lit/s
Answer» B. 465 lit/s