Point

Head (m)

Total head

Pressure head

Height head

A

−p0/γw

−p0/γw

0

B

−p0/γw

−p0/γw + h1

−h1

C

−p0/γw + iz

−p0/γw + h1 + (i + 1)z

−h1 − z

D

0

0

0