1) Fabrics may be fitted to airframe structures by Report

wood nails

always riveting

tying on with string

2) Aircraft fabric covering is made from Report

silk

nylon

polyester

3) At manufacture, aircraft fabric is Report

shrunk

stretched

doped

4) Recovering or repairing of an aircraft with a fabric other than the original fabric type is Report

prohibited

a major modification and requires approval

a minor modification, providing the fabric is the same strength as the original

5) Reinforcing tape used on aircraft fabric covering must have a minimum strength of Report

40 lb

80 lb

120 lb

6) Lacing cord used on aircraft fabric covering must have a minimum breaking strength of Report

40 lb

80 lb

120 lb

7) Fabric seams are preferable Report

parallel to the line of flight

spanwise to the line of flight

oblique to the line of flight

8) Single stitched machine sewn seams are permissible Report

at all locations on the aircraft

only when positioned over a structure

never

9) The minimum pitch of hand-sewn stitch is Report

1/4 inch

4 inches

equal to 10 times the thread thickness

10) Hand sewn stitch must be locked at a minimum of Report

10 stitch intervals

20 stitch intervals

the end of the stitch only

11) Fabric to be hand sewn must be doubled under at the edge to a minimum distance of Report

1/2 inch

1/4 inch

3/8 inch.

12) Holes are cut in fabric for inspection panels, spar fittings, drain grommets etc Report

after doping

before doping

before attaching the fabric to the structure

13) Aircraft fabric lacing cord is reinforced with Report

epoxy

wax

lanolin

14) The dope applied to an aircraft's fabric covering causes shrinkage Report

on the last coat only

on the first coat only

on all coats

15) The two preferred types of dope used on aircraft fabric covering is Report

cellulose and polyester

cellulose and butyrate

nitrate and butyrate

16) Aircraft dope, during storage in adverse conditions in a store-room, will become Report

acidic

alkaline

discoloured

17) What type of dope is preferred for use on natural fiber aircraft covering? Report

Nitrate

Butyrate

Any type of dope is suitable

18) Which of the following is true regarding aircraft dope type? Report

Nitrate dope may be applied over the top of butyrate dope

Butyrate dope may be applied over the top of nitrate dope

Either type of dope may be applied over the top of any type of dope

19) What type of shoes should be worn by the technician applying a dope finish to a fabric covered aircraft? Report

Rubber soled

Leather soled

Plastic uppers

20) What are the limits of the environmental conditions for applying dope to a fabric covered aircraft? Report

Relative humidity 50 - 70%, temperature range 40 ^oF to 60 ⁰F

Relative humidity 50 - 75%, temperature range 65 ^oF to 75 ⁰F

Relative humidity 20 - 60%, temperature range 65 ^oF to 75 ⁰F

EASA Questions Module 6: Materials Set 6: Fabric Covering

Set 1: Materials - Ferrous

Set 2: Materials - Ferrous

Set 3: Materials - Non-Ferrous

Set 4: Composite & Non-Metal

Set 5: Wooden Structures

Set 6: Fabric Covering

Set 7: Corrosion

Set 8: Screw Threads

Set 9: Bolts, studs & screws

Set 10: Locking devices

Set 11: Rivets

Set 12: Pipes and Unions

Set 13: Bearings

Set 14: Transmissions

Set 15: Control Cables

Set 16: Electrical Cables