At the end of hydraulic structure, the upward force of sub-soil water – McqOptions

MCQOPTIONS

1.	At the end of hydraulic structure, the upward force of sub-soil water just becomes equal to the submerged weight of soil grains Then exit gradient will be called______________?
A.	Submerged exit gradient
B.	Critical exit gradient
C.	Balanced exit gradient
D.	All are correct
Answer» C. Balanced exit gradient

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