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Structures test 2, sem 2
61問 • 2年前
  • Zachary Halycz
  • 通報

    問題一覧

  • 1

    How does a monocoque constructed aircraft design support and bear stresses / loads?

    Structural skins

  • 2

    How does a semi monocoque aircraft design support and bear stresses / loads?

    Internal framework of skeletons to support skin

  • 3

    What type of repairs are made to components that absorb or transfer forces of flight from one location to another?

    Structural

  • 4

    What type of repairs are made to components that do not transmit or absorb forces of flight?

    Non-structural

  • 5

    How is aircraft structural damage defined?

    Permeant deformation or alteration to any cross sectional area of a structural or nonstructural area

  • 6

    List types of damage discussed

    Partial cross section removed, Knicks, cracks, corrosion, holes, abrasion, erosion

  • 7

    What tool can be used if misalignment or twisting of aircraft structure is suspected?

    Trammel tool

  • 8

    What tool can be used to measure the depth of a scratch or gouge?

    Optical micrometer

  • 9

    What is a jig?

    Fixture used for support

  • 10

    What are damage classifications for aircraft structures?

    Negligible, repairable, replacement of part

  • 11

    Information regarding structural damage or repair can be found where?

    SRM

  • 12

    What is an important part of the process that must be carried out prior to repairing aircraft structure?

    Damage assessment

  • 13

    How can damage be recorded or reported?

    Photos, sketches

  • 14

    What are three types of repairs discussed in class?

    Temporary, permanent

  • 15

    What are the types of temporary fasteners discussed in class?

    Cleco’s and clamps

  • 16

    What is the cleco color and corresponding hole sizes for a 3/32

    Silver, #40

  • 17

    What is the cleco color and corresponding hole sizes for a 1/8 rivet?

    Copper, #30

  • 18

    What is the cleco color and corresponding hole sizes for a 5/32 Rivet?

    Black #20

  • 19

    What is the cleco color and corresponding hole sizes for a 3/16 Rivet?

    Gold #10

  • 20

    What are two types of repairs that can be performed on aircraft skins?

    Flush and external repairs

  • 21

    What is a term used to describe a bulging skin, especially in areas of thin skin material?

    Oil canning

  • 22

    What tool can be used to drill a blind hole? (No access from back side)

    Hole finder

  • 23

    What is a non-ferrous metal?

    Dosent contain iron

  • 24

    Is pure aluminum corrosion resistant? What is Alclad?

    Yes, Alclad resists corrosion due to aluminum on both sides

  • 25

    What are the two most common aluminum alloys used on today's aircraft? What are the principal alloying element for each of these?

    2024 and 7075

  • 26

    What are the two classes of aluminum alloys?

    Casting alloy, wrought alloy

  • 27

    What is heat treating?, Why is heat treating used?

    A process to change characteristics. Series of operations of heating metals to change mechanical properties, makes metal harder or softer

  • 28

    What is the designation for wrought non treatable alloys?

    As fabricated, product has must remain as fabricated and cannot be heat treated

  • 29

    Aluminum alloy identification, what is the principle aluminum alloy for the following? 1000 series

    99% pure aluminum

  • 30

    Aluminum alloy identification, what is the principle aluminum alloy for the following? 2000 series

    Copper

  • 31

    Aluminum alloy identification, what is the principle aluminum alloy for the following? 7000 series

    Magnesium

  • 32

    What are the temper designations for the following: annealed

    O

  • 33

    What are the temper designations for the following: as fabricated

    F

  • 34

    What are the temper designations for the following: heat treated

    T

  • 35

    What are the temper designations for the following: strain hardened

    H

  • 36

    What do the following heat treatment subdivisions indicate? T1

    Naturally aged

  • 37

    What do the following heat treatment subdivisions indicate? T3

    Solution heat treatment

  • 38

    What do the following heat treatment subdivisions indicate? T4

    Solution heat treated and naturally aged

  • 39

    What do the following heat treatment subdivisions indicate? T6

    Artificially aged in furnace

  • 40

    What three methods can be used for solution heat treatment? (One is in the structures lab)

    Furnace, bath of molten potassium nitrate,

  • 41

    What is the time frame required to quench a part after solution heat treatment?

    10 seconds

  • 42

    Why is quenching required?

    To prevent precipitation of the alloy, secures and locks it in.

  • 43

    What is annealing?

    Softens the material, decreases internal stress

  • 44

    How can aluminum age harden after quenching?

    Naturally and artificially

  • 45

    What are four quenching mediums?

    Cold water bath, hot water bath, sprays, still air

  • 46

    Where can aircraft sealants be used?

    Floats, fuel tanks, aerodynamic areas, almost anywhere on the plane

  • 47

    Why are sealants used?

    Pressurization

  • 48

    What is a fillet seal?

    Applied to all edges of structural joints, protects against fluid and air pressure leaks

  • 49

    What is a fay surface seal?

    Applied between 2 mating surfaces to prevent corrosion and to keep fluids or air pressure from passing through the joint

  • 50

    What are the following classes of sealants used for? Class A

    Brush coat

  • 51

    What are the following classes of sealants used for? Class b

    Injection fillet seal

  • 52

    What are the following classes of sealants used for? Class C

    Face seal

  • 53

    What are the following classes of sealants used for? Class D

    Extra heavy for filling hole

  • 54

    What are the following classes of sealants used for? Class E

    Sprayable

  • 55

    AC-123-B-1/2 Sealant: what is AC?

    Manufacture

  • 56

    AC-123-B-1/2 Sealant: 123

    Family type

  • 57

    AC-123-B-1/2 Sealant: B?

    Class

  • 58

    AC-123-B-1/2 Sealant:

    Application time

  • 59

    How are fay surface seals applied?

    Mini roller

  • 60

    From what materials are sealant removal scrapers made? Why?

    Acrylic plastic, nylon

  • 61

    How is aluminum thickness identified?

    Increments of .00”

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    問題一覧

  • 1

    How does a monocoque constructed aircraft design support and bear stresses / loads?

    Structural skins

  • 2

    How does a semi monocoque aircraft design support and bear stresses / loads?

    Internal framework of skeletons to support skin

  • 3

    What type of repairs are made to components that absorb or transfer forces of flight from one location to another?

    Structural

  • 4

    What type of repairs are made to components that do not transmit or absorb forces of flight?

    Non-structural

  • 5

    How is aircraft structural damage defined?

    Permeant deformation or alteration to any cross sectional area of a structural or nonstructural area

  • 6

    List types of damage discussed

    Partial cross section removed, Knicks, cracks, corrosion, holes, abrasion, erosion

  • 7

    What tool can be used if misalignment or twisting of aircraft structure is suspected?

    Trammel tool

  • 8

    What tool can be used to measure the depth of a scratch or gouge?

    Optical micrometer

  • 9

    What is a jig?

    Fixture used for support

  • 10

    What are damage classifications for aircraft structures?

    Negligible, repairable, replacement of part

  • 11

    Information regarding structural damage or repair can be found where?

    SRM

  • 12

    What is an important part of the process that must be carried out prior to repairing aircraft structure?

    Damage assessment

  • 13

    How can damage be recorded or reported?

    Photos, sketches

  • 14

    What are three types of repairs discussed in class?

    Temporary, permanent

  • 15

    What are the types of temporary fasteners discussed in class?

    Cleco’s and clamps

  • 16

    What is the cleco color and corresponding hole sizes for a 3/32

    Silver, #40

  • 17

    What is the cleco color and corresponding hole sizes for a 1/8 rivet?

    Copper, #30

  • 18

    What is the cleco color and corresponding hole sizes for a 5/32 Rivet?

    Black #20

  • 19

    What is the cleco color and corresponding hole sizes for a 3/16 Rivet?

    Gold #10

  • 20

    What are two types of repairs that can be performed on aircraft skins?

    Flush and external repairs

  • 21

    What is a term used to describe a bulging skin, especially in areas of thin skin material?

    Oil canning

  • 22

    What tool can be used to drill a blind hole? (No access from back side)

    Hole finder

  • 23

    What is a non-ferrous metal?

    Dosent contain iron

  • 24

    Is pure aluminum corrosion resistant? What is Alclad?

    Yes, Alclad resists corrosion due to aluminum on both sides

  • 25

    What are the two most common aluminum alloys used on today's aircraft? What are the principal alloying element for each of these?

    2024 and 7075

  • 26

    What are the two classes of aluminum alloys?

    Casting alloy, wrought alloy

  • 27

    What is heat treating?, Why is heat treating used?

    A process to change characteristics. Series of operations of heating metals to change mechanical properties, makes metal harder or softer

  • 28

    What is the designation for wrought non treatable alloys?

    As fabricated, product has must remain as fabricated and cannot be heat treated

  • 29

    Aluminum alloy identification, what is the principle aluminum alloy for the following? 1000 series

    99% pure aluminum

  • 30

    Aluminum alloy identification, what is the principle aluminum alloy for the following? 2000 series

    Copper

  • 31

    Aluminum alloy identification, what is the principle aluminum alloy for the following? 7000 series

    Magnesium

  • 32

    What are the temper designations for the following: annealed

    O

  • 33

    What are the temper designations for the following: as fabricated

    F

  • 34

    What are the temper designations for the following: heat treated

    T

  • 35

    What are the temper designations for the following: strain hardened

    H

  • 36

    What do the following heat treatment subdivisions indicate? T1

    Naturally aged

  • 37

    What do the following heat treatment subdivisions indicate? T3

    Solution heat treatment

  • 38

    What do the following heat treatment subdivisions indicate? T4

    Solution heat treated and naturally aged

  • 39

    What do the following heat treatment subdivisions indicate? T6

    Artificially aged in furnace

  • 40

    What three methods can be used for solution heat treatment? (One is in the structures lab)

    Furnace, bath of molten potassium nitrate,

  • 41

    What is the time frame required to quench a part after solution heat treatment?

    10 seconds

  • 42

    Why is quenching required?

    To prevent precipitation of the alloy, secures and locks it in.

  • 43

    What is annealing?

    Softens the material, decreases internal stress

  • 44

    How can aluminum age harden after quenching?

    Naturally and artificially

  • 45

    What are four quenching mediums?

    Cold water bath, hot water bath, sprays, still air

  • 46

    Where can aircraft sealants be used?

    Floats, fuel tanks, aerodynamic areas, almost anywhere on the plane

  • 47

    Why are sealants used?

    Pressurization

  • 48

    What is a fillet seal?

    Applied to all edges of structural joints, protects against fluid and air pressure leaks

  • 49

    What is a fay surface seal?

    Applied between 2 mating surfaces to prevent corrosion and to keep fluids or air pressure from passing through the joint

  • 50

    What are the following classes of sealants used for? Class A

    Brush coat

  • 51

    What are the following classes of sealants used for? Class b

    Injection fillet seal

  • 52

    What are the following classes of sealants used for? Class C

    Face seal

  • 53

    What are the following classes of sealants used for? Class D

    Extra heavy for filling hole

  • 54

    What are the following classes of sealants used for? Class E

    Sprayable

  • 55

    AC-123-B-1/2 Sealant: what is AC?

    Manufacture

  • 56

    AC-123-B-1/2 Sealant: 123

    Family type

  • 57

    AC-123-B-1/2 Sealant: B?

    Class

  • 58

    AC-123-B-1/2 Sealant:

    Application time

  • 59

    How are fay surface seals applied?

    Mini roller

  • 60

    From what materials are sealant removal scrapers made? Why?

    Acrylic plastic, nylon

  • 61

    How is aluminum thickness identified?

    Increments of .00”