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The boundary layer thickness at a distance of l m from...

This question belongs to Civil Engineering Hydraulics And Fluid Mechanics
Hydraulics and Fluid Mechanics
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The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar)

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Correct Answer: Option B
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