Hydrostatic Forces Flashcards
1
Q
Finding hydrostatic forces
A
F = P at centroid x A
2
Q
Bouyancy
A
ρ (water) x V x g
3
Q
Specific gravity
A
ρ/1000
4
Q
Energies in a fluid stream
A
Kinetic + potential + internal
5
Q
Acceleration of a particle may be due to:
A
Time variations
Streamwise variations of velocity
Normal acceleration due to curvature
6
Q
Ways particles can accelerate in steady flow
A
Area change
Density change
Curvature
7
Q
Limitations of Bernoulli’s
A
For high speed gases, change in density must be made accounted for
Viscous
Unsteady
No work terms
