The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow)
A. 0.423 D
B. 0.577 D
C. 0.223 D
D. 0.707 D
Answer: Option B
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Related Questions on Hydraulics and Fluid Mechanics
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A. the weight of the body
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