Chapter 12: Fluid Mechanics Flashcards
1
Q
Formula for pressure in a liquid
A
PBOTTOM = PTOP + ρ g Δy
2
Q
Units of Pascals
A
N/m2
3
Q
Units of Density
A
Kg/m3
4
Q
Atmospheric Pressure
A
1.01 x 105 Pa
5
Q
Density of Air
A
1.2 Kg/m3
6
Q
T/F: Water density does not change much?
A
TRUE: The density of water is typically constant throughout and changes are insignificant even for large distances.
7
Q
Gauge Pressure
A
ρ g Δy
8
Q
Absolute pressure is the pressure at the _____ of a liquid
A
Bottom
9
Q
Relative Pressure is the pressure at the _____ of a liquid
A
Top
10
Q
(Density) ρ =
A
(Mass) m / V (Volume)
11
Q
(Pressure) P =
A
(Force) F / A (Area)
12
Q
Density of Water
A
1000 Kg / m3
