Fluid Pressure
The term fluid pressure is coined as, the measurement of the force per unit area of a given surface of a closed container. It is a branch of physics that helps to study the properties of fluid under various conditions of force.
Gauge Pressure
Pressure is the physical force acting per unit area on a body; the applied force is perpendicular to the surface of the object per unit area. The air around us at sea level exerts a pressure (atmospheric pressure) of about 14.7 psi but this doesn’t seem to bother anyone as the bodily fluids are constantly pushing outwards with the same force but if one swims down into the ocean a few feet below the surface one can notice the difference, there is increased pressure on the eardrum, this is due to an increase in hydrostatic pressure.
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A rectangular gasoline tank can
hold 50.0 kg of gasoline when full.
1. What is the depth (h) of the tank if it is 0.500-m wide (w) by
0.900-m long (1)?
2. What pressure is exerted on the bottom of a gas tank?
F
A
||
m
V
Substance
Benzene
Blood
Ethyl alcohol
Gasoline
Glycerin
Mercury
Olive oil
1
(a)
Liquids
(0.0°C)
h
ne
W
V= Bh
V=Base x h
V= (w) x h
V= /wh
p(kg/m³)
8.79 × 10²
1.05 × 10³
8.06 × 10²
6.80 × 10²
1.26 × 10³
1.36 x 104
9.20 × 10²
(b)
V = Bh
V=Base x h
V = (x²) xh
V = πr²h"
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Given:
Mass of rectangular gasoline when it is full of gasoline is
Length of tank is
Width of tank is
Density of gasoline is
Note:
Find:
(a) The height of tank.
(b) Pressure exerted on the bottom of tank.
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Solved in 5 steps
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