# #Skin-Friction Measurements with Laser Oil-Flow Interferometer # CASE C.S1/2 # --------------------------------- # X(mm) X(in) Cfx Cfz 12.7 0.5 0.00063 0.00049 25.4 1.0 0.00042 0.00027 43.2 1.7 0.00032 0.000185 101.6 4.0 0.00035 0.000101 152.4 6.0 0.000206 0.000071 228.6 9.0 0.000227 0.000048 295.3 11.6 0.00033 0.000058 381.0 15.0 0.000467 0.000066