A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid)

A vertical wall is subjected to a pressure due to one kind of liquid,

1.	A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid)
A.	wH
B.	wH/2
C.	wH2/2
D.	wH2/3
Answer» D. wH2/3