M6 Materials And Hardware Sub-Module No 5(Quiz No:1)

Fasteners

Quiz

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1. Aircraft -------- used in airframe repair are either plain, lock, or special type ?
   1.   Nutplates
   2.   Washers
   3.   Lock Plates
2. --------- are used under hex nuts ?
   1.   Star Lock washers
   2.   Lock washers
   3.   Plain Washers
3. A sealant is also used to ensure complete sealing of the ----------?
   1.   Lock Plates
   2.   Nutplates
   3.   Washers
4. What are used where positive retention of a nut is required ?
   1.   Washers
   2.   Nutplates
   3.   Lock plates
5. The ------ must be new upon each application ?
   1.   Nutplates
   2.   Snap Ring
   3.   safety wire
6. A quarter of a turn of the ------- Fastener stud (clockwise) locks the fastener ?
   1.   Airloc
   2.   Camloc
   3.   Dzus
7. The Camloc fastener can be unlocked only by turning the stud -------- ?
   1.   Anti clockwise
   2.   Counterclockwise
   3.   Downward
8. Circlips are made from -------- steel wire, sheet or plate ?
   1.   Spring
   2.   Hardend
   3.   stainless
9. Like the rivet, the -------- requires a pneumatic hammer or pull gun for installation ?
   1.   Eye bolt
   2.   lock bolt
   3.   Jo-Bolt
10. The material used for the majority of aircraft solid shank rivets is ……………...?
    1.   Magnesium alloy
    2.   Copper alloy
    3.   Aluminum alloy