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MTP > M6 Retake > Flashcards

M6 Retake Flashcards

1
Q

Consist of Alternating Layers of Aluminum and Glass Fiber pre-peg layers.

A

GLARE (Glass Aluminum Reinforced Laminate)

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2
Q

between two materials that come into contact. “Entrapment area” (uwang sa gitna)

A

Crevice Corrosion

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3
Q

Identified by its characteristics worm-like trace of corrosion products beneath the point film.

A

Filiform Corrosion

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4
Q

Result in the rubbing movement between two heavily loaded surfaces and can eventually cause cracking
fatigue.

A

Fretting Corrosion

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5
Q

Corrosion on aluminum and magnesium. White, powder deposit, Starts on the surface of a material and then extends vertically into the material

A

Pitting Corrosion

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6
Q

Made from small strands of molten silica glass and then spun together and woven into cloth but weighs
more and has less strength than reinforcing material

A

Fiberglass

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7
Q

Characterized by its YELLOW COLOR, lightweight and its excellent tensile strength.

A

Aramid

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8
Q

Very Strong and stiff and is used for its rigid, strong properties.

A

black graphite/carbon fibre

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9
Q

Area measured materials which are not woven and made out of or cut or non-cut, multidirectional laying fibers which are fixed by sprays on binder.

A

Mats

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10
Q

Airbus prints a wire number on the wires, the first four-digit number designates

A

ATA-Chapter

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11
Q

Rivet Diameter of Ms20292881D5-8

A

Ans. 5/32

(Tas yug rivet size pag -8 yung dulo, 5/32. Pag -12 5/16)

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12
Q

Identify the diameter of bolt BAC1527D5-12

A

5/16

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13
Q

Damage classification in composite

A

Allowable, Repairable, Non-Repairable

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14
Q

Pins includes grooves onto which a collar is swaged

A

Lockbolts

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15
Q

Airbus Customer wire number

A

9000-9999

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16
Q

It is the sheathing of wires and cables with an electrically conductive material in order to prevent
electromagnetic fields from either entering or escaping from wires and cables.

A

Shielding

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17
Q

The property of metal which allows to be deformed without breaking

A

Toughness

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18
Q

The stress at which a material in tension, compression or shear will fracture.

A

Ultimate strength

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19
Q

The maximum stress that can be applied to a material without permanent deformation

A

Yield strength

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20
Q

Any wetting with acidic fluids or mordant on the surface can lead to

A

Hydrogen embrittlement

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21
Q

When the stress on the area is a combination of tensile, compressive, shearing, twisting

A

Combined Stress

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22
Q

A load that is uniformly distributed over a certain area and also the force per unit of area expressed is
PSI (pounds per square inch)

A

Unit stress or stress

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23
Q

A rigid body in which the constituent particles are arranged in a repeating pattern

A

Crystal

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24
Q

Small surface damage such as scratches, nicks, or corrosion

A

Notch Sensitivity

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25
Q

Applicable for steel components, which are hardened and have to be softened for
mechanical processing, also called the zero state / certain temperature.

A

Soft Annealing

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26
Q

A chemical reaction, generally carried out in a presence of a catalyst

A

Polymerization

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27
Q

A chemical reaction between two similar or dissimilar basis units which have at least
two functional groups

A

Polycondensation

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28
Q

Reaction of two different types of molecules when reactive groups are brought
together

A

Polyaddition

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29
Q

Bonding Process of Honeycomb Fabrication:

A

Corrugation and Expansion

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30
Q

A plastic. after cooling, the resin sets and hardens in given form. Hardening is Reversible

A

Thermoplastic Resin

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31
Q

Resin would be damaged when heat is applied. Hardening is Irreversible

A

Thermosetting resins

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32
Q

Damage to a surface caused by scuffing, rubbing, or scraping of the component

A

Abrasion

33
Q

A deformity caused by extraneous forces, which are applied to the structure

A

Dent

34
Q

Corrosion that is a combination o stress and corrosion

A

Stress Corrosion

35
Q

A piece of rod, threaded at each end with a plain portion in the middle

A

Stud

36
Q

A piece of hexagonal metal bar, drilled and tapped through its axial center-line

A

Stud box

37
Q

Used extensively to secure thin-gauge sheet metal parts where nuts and bolts are either impractical or too expensive

A

Self Tapping Screws

38
Q

Spring steel washer with slanting serrations in its internal or external circumferences

A

Shakeproof Washer

39
Q

Is the most positive and satisfactory method of safetying cap-screws, studs, nuts, bolt-heads and ad
turnbuckles

A

Wirelocking

40
Q

With some alloys, Hardening of the material at room temperature

A

Natural aging

41
Q

What is combined with iron to increase strength

A

Carbon

42
Q

Crimp two elements onto a wire, special crimping tool

A

Cold welding

43
Q

Substance used to bond two or more surfaces together

A

Adhesives

44
Q

Effectiveness of Adhesive..

A

Resistance to slippage and shrinkage, Malleability, Cohesive strength, Adhesion

45
Q

It deforms its ack when a tension load is applied at the front and Pull through..

A

Blind Rivets

46
Q

Solid rivet is formed by deformation of the shank

A

Upset head

47
Q

These cables consists of four twisted AWG 24 wire with common shield

A

Quadrax Cable

48
Q

Thermocouple also known as

A

Temperature probes

49
Q

Aim of Heat treatment

A

To increase strength

50
Q

By heating (soft anneal) these alloy to a certain temp. and subsequent quenching

A

Aging time

51
Q

Method that uses diamond tip to get depth

A

Rockwell Test

52
Q

Method that uses steel ball to get area

A

brinell Test

53
Q

Teat:

A

2017 aluminum allow (D)

54
Q

Raised Double Dash:

A

2024 aluminum allow (DD)

55
Q

Dimple:

A

2117 aluminum allow (AD)

56
Q

Raised Cross:

A

5056 aluminum allow (B)

57
Q

When the separation of plies occurs in a multi-laminate materials

A

Delamination

58
Q

When a separation of material, stringer to skin, occurs due to an adhesive failure

A

Debonding

59
Q

Amount of time you have to work with the resins, will also reduced

A

Pot life

60
Q

Time which the product is still good in an unopened container and varies from product to product

A

Shelf life

61
Q

Represent the <R

A

<r

62
Q

Materials that added strength and hardness

A

Nickel

63
Q

Surface wetting

A

The smaller the contact angle the more liquid spreads over the surface, and vice versa

64
Q

2024 Not to be returned in cold storage once they have been removed

A

No

65
Q

After solution annealing process, have to be stored at

A

-18 degrees C and stored for up to 7days

66
Q

Wire number color:

A

Green

67
Q

Part number:

A

black color on the insulator

68
Q

W stands for:

A

Solution Annealed

69
Q

O stands for:

A

Annealed

70
Q

Used to connect GFRP laminates with haneycombs or sheets metal parts

A

bonding-Prepreg

71
Q

Is primary used due to the overall best properties (conductivity, elasticity, costs)

A

Copper Wiring

72
Q

Titanium alloys can only e welded under

A

Inert gas/Vacuum

73
Q

Tapered bolt with a threaded end and a self-locking nut and used in areas where high fatigue

A

Taper-Lok

74
Q

Layers that build up a Honeycomb or sandwich

A

7 Layers

75
Q

A process which the bonding of honeycomb is done one at a time

A

Corrugation process

76
Q

A process which the bonding of honeycomb is done with all materials bonded simultaneously

A

Expansion process

77
Q

How do you remove a broken stud with a sufficient stud protruding

A

Filed flat

78
Q

If the stud is broken level with or below the surface

A

Ezi-out

MTP (14 decks)

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