If the operating head on an ogee spillway is more than the design head – McqOptions

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1.	If the operating head on an ogee spillway is more than the design head then ________________
A.	the pressure on the crest will be zero
B.	the pressure on the crest will be negative causing cavitation
C.	the pressure on the crest will be positive
D.	the discharge coefficient of the spillway will be reduced
Answer» C. the pressure on the crest will be positive

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