The average drag coefficient for turbulent boundary layer flow past a thin plate is given byC f = 0.455/ (log 10 R el) 2.58Where R el is the Reynolds number based on plate length. A plate 50 cm wide and 5 m long is kept parallel to the flow of water with free stream velocity 3 m/s. Calculate the drag force on both sides of the plate. For water, kinematic viscosity = 0.01 stokes

The average drag coefficient for turbulent boundary layer flow past a

1.	The average drag coefficient for turbulent boundary layer flow past a thin plate is given byC f = 0.455/ (log 10 R el) 2.58Where R el is the Reynolds number based on plate length. A plate 50 cm wide and 5 m long is kept parallel to the flow of water with free stream velocity 3 m/s. Calculate the drag force on both sides of the plate. For water, kinematic viscosity = 0.01 stokes
A.	53.38 N
B.	63.38 N
C.	73.38 N
D.	83.38 N
Answer» C. 73.38 N

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