Airframe Oral Aircraft Covering Exam Questions and Answers Graded A+
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Course
Aircraft Cover
Institution
Aircraft Cover
Airframe Oral Aircraft Covering Exam Questions and Answers Graded A+
Aircraft covering fabrics are made of materials from what two sources? - Answers Organic materials and synthetic materials
How would you determine the strength requirements for fabric used to re-cover an aircraft? - Answers The ...
Airframe Oral Aircraft Covering Exam Questions and Answers Graded A+
Aircraft covering fabrics are made of materials from what two sources? - Answers Organic materials and
synthetic materials
How would you determine the strength requirements for fabric used to re-cover an aircraft? - Answers
The fabric must be of at least the quality and strength of the fabric used by the original manufacturer
What two types of organic fibers are used for covering aircraft? - Answers Cotton and linen
What is meant by warp, weft, and bias? - Answers Warp is the direction along the length of the fabric,
weft is the direction across the fabric at right angles to the warp, and bias is a direction at a 45 degree
angle to the warp and weft.
What is the purpose of the selvage edge on a roll of fabric? - Answers It prevents the fabric from
unraveling
What identification marking is found on the selvage edge, and in which direction is the warp applied? -
Answers The FAA-PMA stamp is found on the selvage edge and the warp is applied parallel to the line of
flight
How are the fabric type and strength requirements determined for fabric-covered aircraft? - Answers
The original manufacturer determines the fabric type, and the strength requirements are a function of
the never-exceed speed and wing loading
What types of synthetic fibers are used for covering aircraft? - Answers Fiberglass and heat-shrinkable
polyester fibers.
Which of the several types of fabric is unaffected by moisture and mildew? - Answers Fiberglass
What is the function or purpose of reinforcing tape? - Answers Reinforcing tape is used between the
fabric and the rib stitching to prevent the lacing cord from cutting through the fabric
Where would you use surface tape? - Answers Over rib stitching and sewed seams, over lapped edges,
around corners, and along leading and trailing edges
How should the edges of drainage, inspection, and ventilation holes be reinforced? - Answers With
plastic, aluminum, or brass grommets
What are the principle methods used to test the condition of fabric? - Answers Punch testers such as the
Maule or Seybolt tester, and laboratory pull-testing,
Fabric is considered unairworthy when it has deteriorated to what percentage of its original strength? -
Answers Less than 70%
How should a structure that will be covered with doped fabric be prepared following inspection and
prior to covering? - Answers Treat it with a protective coating of paint or varnish as appropriate
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