A 1.5-m-long and 0.5 m wide flat plate is immersed in water flow with velocity of kg 5 m/s. (F= 1000 =1.02 x10- m' Determine; (a) The boundary layer thickness at leading edge of the plate, (b) The drag coefficient and the drag force, (c) the drag coefficient and force, if the flow is laminar at the entrance (Rex, ait= 106),

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Author:Kreith, Frank; Manglik, Raj M.
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Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
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A 1.5-m-long and 0.5 m wide flat plate is immersed in water flow with velocity of
kg
5 m/s. (F = 1000 =1.02 x10-
m
Determine;
(a) The boundary layer thickness at leading edge of the plate,
(b) The drag coefficient and the drag force,
(c) the drag coefficient and force, if the flow is laminar at the entrance
(Rex, ait= 106),
(d) the drag force, if the roughness height & is 0.2 mm on the plate.
Transcribed Image Text:A 1.5-m-long and 0.5 m wide flat plate is immersed in water flow with velocity of kg 5 m/s. (F = 1000 =1.02 x10- m Determine; (a) The boundary layer thickness at leading edge of the plate, (b) The drag coefficient and the drag force, (c) the drag coefficient and force, if the flow is laminar at the entrance (Rex, ait= 106), (d) the drag force, if the roughness height & is 0.2 mm on the plate.
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