HA Que 16-20 Online Test

16.     Oxygen plumbing tubes will have
Green bands at specified intervals throughout plumbing
Blue bands at specified intervals throughout plumbing
Green and yellow bands at specified intervals throughout plumbing
None

17.     What precautions should be taken during inflating aircraft tires?
Use tire cage guard to avoid possible in possible injuries
Always inflate aircraft tires with Nitrogen
When HP regulator is used, practice safety precautions.
All the above

18.     The crack detection method which is used to find the defects developed in such parts as turbine shaft, vanes…etc
Magnetic inspection
Liquid penetration method
Eddy current method
Ultra sonic test

19.     In vapor cycle system, cabin air loses heat and get cooled when passing through
Evaporator
Condenser
Expansion valve
None

20.     In heavy aero plane, Engine mounts are made up of
chromium –molebdenum steel
nickel- chrome steel
forging of chrome-molebdenum steel
All the above

Score = Correct answers:

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