Try the fastest way to create flashcards
Question

# The drag force $F_D$ on a sphere depends on the velocity $V$, the viscosity $\mu$, the density $\rho$, the surface roughness height $e$, the freestream fluctuation intensity $I$ (a dimensionless quantity), and the diameter $D$. Find an expression for $F_D$.

Solution

Verified
Answered 1 year ago
Answered 1 year ago
Step 1
1 of 12

### Information

In this exercise, we are asked to derive an expression for the drag force $F_D$ on a sphere. The given variable parameters are listed below:

• $F_D$ - drag force
• $V$ - velocity
• $\mu$ - viscosity
• $\rho$ - fluid density
• $e$ - surface roughness height
• $I$ - fluctuation intensity
• $d$ - diameter

## Recommended textbook solutions

#### Fundamentals of Electric Circuits

6th EditionISBN: 9780078028229 (2 more)Charles Alexander, Matthew Sadiku
2,120 solutions

#### Physics for Scientists and Engineers: A Strategic Approach with Modern Physics

4th EditionISBN: 9780133942651 (8 more)Randall D. Knight
3,508 solutions

#### Advanced Engineering Mathematics

10th EditionISBN: 9780470458365 (5 more)Erwin Kreyszig
4,134 solutions

#### Mechanics of Fluids

4th EditionISBN: 9780495667735Bassem H Ramadan, David C Wiggert, Merle C. Potter
1,009 solutions