According to Lacey what factor is needed to have a true regime in an a – McqOptions

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1.	According to Lacey what factor is needed to have a true regime in an artificial channel?
A.	Flow is Uniform
B.	Critical Velocity = Actual Velocity
C.	No Silting or Scouring Action
D.	Lining of the Channel Bed
Answer» B. Critical Velocity = Actual Velocity

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