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ASSIGNMENT 4-Cont. | Up
Airman - Aviation theories and other practices | Next
CHAPTER 5 AIRCRAFT HARDWARE |
4-72.
What, if anything, would the continued
operation of a contaminated hydraulic system
cause?
1.
Normal wear
2.
Early failure
3.
Late failure
4.
Nothing, if only used for a short time
4-73.
Prior to flight, the air storage bottles for the
emergency pneumatic system are filled with
what gas?
1.
Carbon dioxide
2.
Oxygen
3.
Hydrogen
4.
Nitrogen
4-74.
The shuttle valve is used for what purpose?
1.
To transfer pneumatic pressure
2.
To transfer hydraulic pressure
3.
To direct fluid back to accumulator
4.
To
separate
normal
systems
from
emergency pneumatic systems
4-75.
By what means are the air compressors in most
aircraft driven?
1.
Electric motor
2.
Hydraulic motor
3.
Electrohydraulic motor
4.
Electropneumatic motor
4-28
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