Drag Coefficient Calculator
Invert drag to find C_D = 2F_D/(ρv²A).
Input Data
Input Drag force F_D.
N
Input Fluid density ρ.
kg/m³
Input Velocity v.
m/s
Input Reference area A.
m²
Results
0.5
C_D = 2F_D/(ρv²A) = 0.500000
At a glance:Drag Coefficient Calculator: enter parameters to compute results; complements related calculators.
Formula
C_D = 2 F_D / (ρ v² A)
inverts F_D = ½ ρ v² A C_D
How to Use
- Enter drag F_D, density ρ, velocity v, area A.
- Get drag coefficient C_D.
Case Studies
F_D=15312.5 N at 50 m/s
ρ=1.225, A=20 → C_D=0.5.
FAQ
Typical C_D?
Streamlined car≈0.3, flat plate≈1.28, sphere≈0.47.
Related Tools
References
Content review: Calculatorism Science Team. Formula and numeric tests verified; results for reference only.