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Index
»
AME Atmo
»
Chapter 1
»
Level 1
level: Level 1
Questions and Answers List
level questions: Level 1
Question
Answer
gas and liquids are both ...?
fluids
is gas compressible?
yes
is a liquid compressible?
no
volume of gas is effected by..?
temperature pressure
when decrease pressure volume then ?
in creases
what is the first layer of the atmosphere?
Troposphere (0 - 36000ft )
what is the second layer of the atmosphere ?
Stratosphere ( 10km - 50km)
what is the third layer of the atmosphere?
Mesosphere (50km-)
pressure = ?
force per unit
atmospheric pressure at sea level is ?
14.69 psi
measurement of a force on a given area is expressed in ?
Psi
atmospheric pressure, measured in inches of mercury in glass tube at
29.92 inches or 14.7 psi @ 59 degrees F
Standard day is defined as ...?
14.7 psi or 29.92 of mercury. 59F/15C
in high humidity conditions the density of the air is less which
supports less weight
how much nitrogen is made into the atmosphere ?
78%
how much oxygen is made up into the atmosphere?
21%
In equal volumes, water vapour only weights?
62
Static pressure
the pressure of a fluid on a body when the body is at rest relative to the fluid
boyles law
when decrease pressure then volume in crease (in gases)
daltons law
If you have 2 gases that cant mix pressure will be added then the gases will = the pressure
density altitude is
calculated altitude
what is dynamic pressure ?
pressure caused by motion
if temperature is constant for a fixed mass the absolute pressure and volume of a gas are inversely, who's law is this?
boyle's law