Flow at critical depth takes place in an open channel When

1.	Flow at critical depth takes place in an open channel When
A.	for a given specific energy, discharge is maximum
B.	for a given discharge, specific energy is maximum
C.	discharge is minimum for a given specific energy
D.	discharge is maximum for a given specific force
Answer» C. discharge is minimum for a given specific energy

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Flow at critical depth takes place in an open channel When

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