What is the skin friction drag for an incompressible turbulent flow with Reynolds number = 1.5 107 over a flat plate?

What is the skin friction drag for an incompressible turbulent flow wi

1.	What is the skin friction drag for an incompressible turbulent flow with Reynolds number = 1.5 10⁷ over a flat plate?
A.	2.72 10<sup>-3</sup>
B.	5.41 10<sup>-3</sup>
C.	3.82 10<sup>-3</sup>
D.	2.91 10<sup>-3</sup>
Answer» B. 5.41 10<sup>-3</sup>