Block 8 Quiz 8-9 Word Scramble

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Question	Answer
What test is used to determine the serviceability of an oxygen cylinder? ___________ pressure test with water —-- pressure test with nitrogen —-- pressure test with manometer	pressure test with water
Although aviation oxygen is similar to commercially processed oxygen, aviation oxygen is processed further to remove minute traces of nitrogen. ___________ True —-- False	False
Commercial aircraft fly between 30,000 and 40,000 feet depending on weight. ___________ True —-- False	True
The mixture of gases that make up the earth's atmosphere is composed of ____ percent nitrogen and _____ percent oxygen. ___________ 50, 50 —-- 21, 78 —-- 78, 21	78, 21
The altitude controller maintains cabin altitude by modulation of the ___________ safety and shuttle valve —-- safety valve —-- outflow valve	outflow valve
The standard pressure of the atmosphere, at sea level is _________. 14.7 psi —-- 23.92 Hg —-- 1012.3 hectoPascals	14.7 psi
The lack of oxygen and its effects on the human body is called ___________? hypothermia —-- hypertension —-- hypoxia	hypoxia
On some cabin pressurization systems, pressurization on the ground is restricted by the cabin pressure regulator. —-- negative pressure-relief valve. —-- main landing gear operated switch.	main landing gear operated switch
Pressurization safety valves are used to prevent damage to engine-driven compressors. ___________ True —-- False	False
How is the cabin pressure of a pressurized aircraft usually controlled? By a pressure-sensitive switch that causes the pressurization pump to turn on or off as required. —-- By an automatic outflow valve that dumps all the pressure in excess of the amount for which it is set. —-- By a pressure-sensitive valve that controls the output pressure of the pressurization pump.	By an automatic outflow valve that dumps all the pressure in excess of the amount for which it is set.
Oxygen bottles are labeled with the words "Aviators Breathing Oxygen" and regulated by the ___________.FAA —-- DOT —-- NTSB	DOT
Oxygen lines are color coded ________________.green and yellow —-- green and white —-- green	green and white
An O2 (oxygen) cylinder should never be completely emptied and considered empty between _____________________ psi. 5 and 10 —-- 15 and 115 —-- 50 and 100	50 and 100
The difference between the air pressure inside the aircraft's cabin and the air pressure outside the cabin is called _____________. cabin rate of climb —-- cabin altitude —-- cabin differential pressure	cabin differential pressure
An aircraft pressurization cycle is considered to be four complete series of events of operations that recur regularly. True —-- False	False
The cabin pressure of an aircraft in flight is maintained at the selected altitude by. controlling the air inflow rate —-- controlling the rate at which air leaves the cabin —-- inflating door seals and recirculating conditioned cabin air	controlling the rate at which air leaves the cabin
The purpose of the dump valve in a pressurized aircraft is to relieve. ___________ pressure in excess of the maximum differential —-- all positive pressure form the cabin —-- a negative pressure differential	all positive pressure form the cabin
What type of oxygen system uses the rebreather bag-type mask? ___________ Diluter demand —-- Continuous flow —-- Demand	Continuous flow
What are the three typical sources of air used to pressurize reciprocating aircraft? ___________ engine-driven compressor, turbocharges, and superchargers —-- gear pump, vane pump, and bent-axis compressor —-- radial pump, inline pump, v-pump	engine-driven compressor, turbocharges, and superchargers
When the cabin is pressurized in ___________ mode, the pressurization system maintains the cabin altitude at a single pressure. constant differential —-- vessel —-- isobaric	isobaric

Created by: sampizzuto