問題一覧
1
A correct use for acetone is to
Used to wipe surfaces down.
2
Define fill as related to fabric.
Direction of the width.
3
Name three ways to mechanically bond fabric to or other underlying structure.
Stitching, screws, and clips.
4
When sanding fabric, it is important to do what?
Wet sand and ground surface.
5
All Tabric types Contorm to an EMS Standard or installation on certificated aircraft?
False
6
What is the advantage of utilizing the envelope method aircraft covering?
Speed and machine sewn seams
7
What grade cotton is required for aircraft fabric?
A
8
Name the two organic fabrics.
cotton and linen
9
Name the two type of dope used in aircraft fabric
Nitrate and Butyrate
10
What knot is commonly used in rib stitching?
Modified seine
11
Linen is derived from what source?
Flax plant.
12
Name two methods for covering aircraft structure
Envelope and blanket
13
Taughtening dopes were used to shrink organic fabrics. How are synthetic fabrics shrunk?
Heat
14
What is the purpose of surface tape?
Protect the underlying fabric or stitching.
15
What must be done to structures that will come in contact with dope finishes?
Dope proof
16
What two factors determine the quality and strength requirements of fabric for aircraft?
vne and wing loading
17
What determines the spacing for rib stitching?
Airspeed
18
What is the purpose of silver butyrate dope in finishing fabric?
UVprotection.
19
Name the four types of machine sewn seams.
Plain lap. modifed fell, folded fell, and french fell.
20
Define warp as related to fabric.
Length of the fabric.
21
Aluminum-pigment in dope is used primarily to
Add UV protection.
22
What type of hand stitch is commonly used for restore of fabric?
Baseball
23
Select at least three types of protection that should be used while working with chemicals.
Eye protection, Gloves, and respirator.
24
What percentage of the original strength of fabrid must be retained to remain airworthy?
70%
25
What visual identification does certified fabric possess?
Repeated data stamps.
26
Fabric repairs should reinstate two qualities, what are they?
Original strength and quality.
27
What is the danger associated with cellulose nitrh dope?
Flamability
28
In the covering process, when is the surface tape applied?
Last
29
What is the purpose of reinforcing tapes?
Protect the fabric from being torn.
30
Which statement is true regarding paint system compatibility?
Epoxy finishes can be applied over wash primer coats.
31
How are polyester fabrics tautened?
Heated with irons.
32
What is used to reinforce drain openings on aircraft fabric?
Plastic grommets or metallic grommets
33
What type of solvent is used for thinning dopes?
MEK
34
How are cotton and linen fabrics tautened?
Tautening dopes
35
Which of the following is a hazard associated with sanding on fabric covered surfaces during the finish process?
Fire.
36
Define bias as related to fabric.
Diagonal direction across the warp and fill.
37
What are the two types of fabric in use for aviation?
Organic and synthetic.
38
Fungicidal dopes are used in aircraft finishing as the?
First
39
What is the most extensively used synthetic fabric?
Dacron
40
What can be used to ensure rib alignment when shrinking fabric?
Rib lacing