Ice Rain Week 2
Oxygen System Safety Quiz
Test your knowledge of aircraft oxygen systems with this comprehensive quiz designed for aviation enthusiasts and professionals alike. With 35 challenging questions, you'll learn about safe practices, operational protocols, and the technical aspects of oxygen systems used in high-altitude environments.
Key Features:
- Multiple-choice format
- Instant feedback on answers
- Visual aids and references included
If pressure in the 02 system becomes excessive, the ______ valve will blow and the green ____-___ disc will deploy.
Safety, blow-out
Relief, blow-up
Safety, blow-up
Check, blow-out
Emergency system operation requires the user to pull the _______ attached to the mask to initiate the ____ of 02
Lanyard, pull
Seatbelt, flow
Lanyard, flow
Seatbelt, pull
How is the "service life" of the 02 bottle regulated?
Tests or fills
Cycles or age
Cycles or tests
Age or calendar
What are some safety rules governing oxygen system servicing?
No open flames
No concurrent work
No grease or dirt
All of the above
02 cylinders must be ______________ tested how often?
Hydrostatically, every year
Environmentally, every few years
Hydrostatically, every few years
Environmentally, every year
What demand type allows pure oxygen to be mixed with cabin air?
Pure-Demand
Pressure-Demand
Pure-Diluter
Diluter-Demand
Aircraft pressurization systems on large transport type planes must be capable of maintaining _____ pressure at ____ feet regardless of cruising altitude.
Density, 5000
Cabin, 8000
Cabin, 5000
Density, 8000
Open oxygen systems are rendered contaminated after how much time?
1 hour
2 hours
1 day
2 days
Aviator's Oxygen is stored in _____ high pressure cylinders and is nearly pure at ____%
Yellow, 99.9
Green, 99.5
Yellow, 95.5
Green, 99.9
High pressure oxygen plumbing is constructed from _________ steel and rated at ___ psi or above.
Carbon, 350
Carbon, 450
Stainless, 450
Stainless, 450
As altitude increases, oxygen pressure _________ and the saturation of the blood with oxygen is ____________.
Increases, sufficient
Increases, insufficient
Decreases, insufficient
Decreases, sufficient
What are the two flow types used on 02 systems?
Demand and permanent
Demand & diluted
Demand & continuous
Diluted & continuous
What are symptoms of Hypoxia?
Blue lips
Impaired judgement
Headaches and sleepiness
All of the above
What are the two types of regulators in the cockpit for crew usage in the event of an Emergency?
Continuous & Demand
Pressure & Demand
Diluted & Demand
Pressure & Diluted
Pressure regulation in the O2 system is delivered at what value?
100-200 psi
80-90 psi
60-85 psi
50-60 psi
At what pressure are oxygen cylinders considered "empty"?
10 psi
50 psi
100 psi
200 psi
When aircraft are operated at high altitudes, they burn less ____ and drag is reduced because of low air _______.
Fuel, delivery
Oil, density
Fuel, density
Oil, density
How do we operate continuous flow 02 systems more efficient?
Rebreather plumbing
Rebreather masks
Escape masks
Escape bags
What type of flow delivers 02 only when the user inhales?
Pure
Continuous
Diluted
Demand
LOX containers are referred to as _____ bottles and 1 litre is equal to ___ litres of gaseous oxygen.
Dewar, 540
Dewar, 840
Kevlar, 540
Kevlar, 840
Moisture content in aviator's oxygen should be at what count?
20 ppm
9 ppm
7 ppm
5 ppm
How do we identify the plumbing for oxygen systems?
Color markers
Coded tape
Part number
Witness marks
Newer designs of oxygen bottles are constructed from what materials?
Steel and glass
Aluminum and kevlar
Steel and carbon fiber
Carbon fiber and aluminum
How is oxygen supplied to the crew and passengers through portable or permanent systems?
Bottled 02
Tanked N0X
Tanked N20
Bottled N2
High pressure 02 bottles are rated for ____-____ psi.
1800-1900
1800-1850
1000-2000
1500-2000
Why are shut-off valves designed to open slowly on oxygen cylinders?
Prevent moisture transfer
Prevent icing transfer
Prevent heat transfer
Prevent pressure transfer
Oxygen is colorless, how do know when the "flow" is on?
Red circle
Color disc
Blinker
Blow-out
Forcing oxygen into the lungs under pressure will ensure __________ of the _____ regardless of the altitude.
Saturation, oxygen
Satisfaction, blood
Satisfaction, oxygen
Saturation, blood
Non-Pressurized small and medium size aircraft use ____________ oxygen during flight.
Additional
Compensational
Environmental
Supplemental
At sea level, oxygen pressure in the lungs is at approximately how much psi?
3
5
7
9
Sodium ________ when ignited produces oxygen when it burns and is usable for __-__ minutes.
Chlorate, 5-10
Chlorate, 10-20
Chorine, 10-20
Chlorine, 5-10
What are the types of 02 available for aircraft use?
LOX, Coated, Demand
Demand, Diluted, LOX
Gaseous, Solid & Liquid
Gaseous, Liquid, Diluted
Time of useful consciousness at 40K' MSL, is about how much?
5-10 seconds
5-10 minutes
10-20 minutes
15-20 seconds
At what altitude is the saturation of blood oxygen reduced to about 80%?
10K '
15K '
20K '
30K '
This type of 02 system is very wasteful because oxygen is being delivered when ________.
Demand, exhaling
Continuous, inhaling
Continuous, exhaling
Demand, inhaling
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