Drag Coefficient
unseel.com · form drag  ·  the wake  ·  streamlining
sphere C_d 0.47
teardrop C_d 0.04
ratio ~12×
F = ½ρv²C_dA drag law
state standby
bluff sphere — high C_d
streamlined teardrop — low C_d
attached streamlines
turbulent wake (form drag)
Unseel.com · Drag Coefficient