Engine Operational
GATE CH 2020 (with Solutions).pdf

Q29

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Consider an incompressible flow of a constant property fluid over a smooth, thin and wide flat plate. The free stream flows parallel to the surface of the plate along its length and its velocity is constant. Value of the Reynolds number at a distance of 2.0 m from the leading edge of the plate is 8000. The flow within the boundary layer at a distance of 1.0 m from the leading edge of the plate is

Options

  1. A.
    Laminar
  2. B.
    Turbulent
  3. C.
    Transitioning from laminar to turbulent
  4. D.
    Inviscid

Answer

A

Solution

Reynolds number is low over a flat plate so flow is laminar. Hence, the correct option is (A).

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