plate 450 mm x 150 mm has been placed longitudinally in a stream of crude oil (specific gravity 0.925 and kinematic viscosity of 9.0 x 10-5 m2/s) which flows with velocity of 6 m/s. Calculate: (i) the friction drag on the plate; (ii) the thickness of the boundary layer at a distance 215 mm from the trailing edge;(iii) the thickness of the boundary layer at the trailing edge; (iv) shear stress at the trailing edge.

plate 450 mm x 150 mm has been placed longitudinally in a stream of crude oil (specific gravity 0.925 and kinematic viscosity of 9.0 x 10-5 m2/s) which flows with velocity of 6 m/s. Calculate: (i) the friction drag on the plate; (ii) the thickness of the boundary layer at a distance 215 mm from the trailing edge;(iii) the thickness of the boundary layer at the trailing edge; (iv) shear stress at the trailing edge.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter5: Analysis Of Convection Heat Transfer

Section: Chapter Questions

Problem 5.24P: Engine oil at 100C flows over and parallel to a flat surface at a velocity of 3 m/s. Calculate the...

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Two large fixed parallel planes are 12 mm apart. The space between the surfaces Example is filled with oil of viscosity 0.972 N.s/m². A flat thin plate 0.25 m² area moves through the oil at a velocity of 0.3 m/s. Calculate the drag force: (1) When the plate is equidistant from both the planes, and (ii) When the thin plate is at a distance of 4 mm from one of the plane surfaces. Fixed parallel plane 6 mm Plate 0.3 m/s F 6 mm 12 mm
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