The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)

The water pressure per metre length on a vertical masonry wall of dam

1.	The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)
A.	wH/2
B.	wH
C.	wH2/2
D.	wH2/4
Answer» D. wH2/4