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Q&A Forum

1129 questions found

Module 6. Materials & hardware

A square around the NW digit in the quadrant of a fastner would indicate

  • interference fit fastener.
  • hi-lock to be used
  • fluid tight fastner.
Leehenson asking:

Can someone help explain quadrants of fasteners please? Thanks.

Module 6. Materials & hardware

The material specifications for a certain aircraft require that a replacement oil line be fabricated from3/4 inch, 0.072 5052-0 aluminium alloy tubing. What is the inside dimension of this tubing?

  • 0.688 inch.
  • 0.606 inch.
  • 0.750 inch.
Leehenson asking:

Can someone help explain please? Thanks.

Module 8. Basic aerodynamics

The difference between transient droop and static droop is

  • overswing.
  • underswing.
  • a hole in one.
santoshkumarsah asking:

can anyone explain me what is trasient droop and static droop?

Module 9. Human factors

The maximum allowable noise dose is

  • a sustained noise level of exactly 85 dB for eight hours.
  • any combination of noise and time which exceeds 90 dB TWA.
  • a continuous noise exposure level of 70 dB for eight hours.
sparkymarky asking:

Maximum allowable cannot be OVER 90db twa? Surely 90db twa IS the max, not something OVER this level?

Module 8. Basic aerodynamics

Under what conditions will an aircraft create best lift?

  • Hot damp day at 1200 ft.
  • Cold dry day at 200 ft.
  • Cold wet day at 1200 ft.
Aeromechanic asking:

Cold dry is completely opposite in meaning. What is a cold dry day ? Can someone explain .

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