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MTP > M6 V3 > Flashcards

M6 V3 Flashcards

1
Q

Since heat is used as curing agent, these resins may tend to run off of any vertical or near vertical surface before they have a chance to cure. “they run like water.”

A

THIXOTROPIC AGENTS

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2
Q

Iron, or any alloy containing iron.

A

FERROUS MATERIALS

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3
Q

Reaction of two different types of molecules when reactive groups.

A

POLYADDITION

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4
Q

Titanium alloys can only be welded under

A

INERT GAS/VACUUM

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5
Q

Have a point contact between the balls and the races.

A

BALL BEARINGS

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6
Q

Rivet diameter ms20292881 5-8 –

A

1/2

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7
Q

Content of carbon, 40/100

A

0.40%

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8
Q

The material is heated to a specified
temperature and help there for a specified time.

A

SOLUTION ANNEALING

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9
Q

These are used with drilled- -shank- hex-head bolts, clevis bolts, eye bolts or rivets and is designed to lock cotter pin or wirelocking.

A

NON-SELF LOCKING NUTS

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10
Q

A flush rivet with a very small flush head and the head of the rivet is slightly arced and has a special head mark.

A

SHEAR REVIT NUT

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11
Q

The thickness of the clad layer.

A

3-5% OF THE MATERIAL THICKNESS.

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12
Q

Sheets made of alloys are with a thin layer of pure aluminium on both sides as a means of corrosion protection.

A

CLAD

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13
Q

The ratio of stress to strain within the proportional limit of a material in tension or compression

A

MODULUS OF ELASTICITY

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14
Q

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

A

YIELD STRENGTH

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15
Q

Not brittle

A

CAST ALUMINUM ALLOYS

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16
Q

Blind rivet

A

TENSION

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17
Q

What do we measure in grip gauge-

A

GRIP LENGTH

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18
Q

<s

A

SMALL LETTER S

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19
Q

Raised cross

A

5056 ALUMINUM ALLOY

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20
Q

Raised “i”

A

MONEL

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21
Q

Ad rivets are identified by a small dimple in the centre of their head.

A

2117 ALUMINIUM ALLOY

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22
Q

Identified two raised dashes in their heads and they are called icebox rivets.

A

2024 ALUMINIUM ALLOY

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23
Q

Raised cross on their head

A

5056 MAGNESIUM

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24
Q

The property of a metal which allows it to be deformed without breaking.

A

TOUGHNESS

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25
Q

When screwed into a hole of the correct diameter they form their own thread. The screw head may be slotted or cross recessed.

A

SELF-TAPPING SCREW

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26
Q

7x19

A

FIRST NUMBER OF STRANDED, SECOND NUMBER OF WIRES

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27
Q

Part number

A

GREEN COLOR ON THE INSULATOR

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28
Q

Wire number

A

BLACK

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29
Q

Bearing deal with the two kinds of loading which are the,

A

RADIAL AND THRUST

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30
Q

Finer version of the whitworth thread form and the smaller thread form

A

BSF

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31
Q

Provides a finer form of adjustment and greater resistance to vibration in all fastening devices

A

A) BRITISH STANDARD FINE (BSF)

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32
Q

Engr. Component which when deflected by a force tends to return to its unloaded shape.

A

SPRING

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33
Q

Also known as “icebox rivets” two raised dashes

A

DD RIVET OR 2024 ALUMINUM ALLOY

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34
Q

These inserts are manufactured from round wire which is converted into a diamond shaped.

A

HELICOIL

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35
Q

Bearing

A

CONTAMINANTS

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36
Q

The force per unit of area and in pounds per square inch.

A

UNIT STRESS

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37
Q

Quadrax

A

FOUR WIRE

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38
Q

Airbus customer number

A

9000-9999

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39
Q

Will fracture

A

ULTIMATE STRENGTH

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40
Q

Is made from small strands of molten silica glass and then spun together and woven into cloth

A

FIBERGLASS

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41
Q

60°

A

AMERICAN NATIONAL COARS AND FINE (ANC AND ANF)

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42
Q

Hole is larger than the shank

A

CLEARANCE FIT

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43
Q

Shank is larger than the hole

A

INTERFERENCE FIT

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44
Q

Same size

A

TRANSITION FIT

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45
Q

Basic temper designation

A

F – as fabricated
0- annealed
h – strained hardened
w- solution annealed
t -heat-treated

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46
Q

Applicable for steel components, which are hardened and have to be softened for mechanical processing

A

SOFT ANNEALING

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47
Q

Non-metal or mettalic contact

A

CREVICE CORROSION

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48
Q

Contamination of fuel

A

MICROBIAL CORROSION

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49
Q

Deeper thread have fewer threads

A

COARSE PICTH

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50
Q

Is the sheating 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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51
Q

Sinusukat yung temperature

A

THERMOCOUPLE

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52
Q

Deformation of the shank

A

UPSET HEAD

53
Q

9 atoms

A

BODY-CENTERED-CUBIC (BCC)

54
Q

14 atoms

A

FACE-CENTERED-CUBIC (FCC)

55
Q

17 atoms

A

HEXAGONAL CLOSED PACKED (HCP)

56
Q

Rigid body in which the constituent particles are

A

ARRANGED IN REPEATING PATTERN.
CRYSTAL

57
Q

Inaadd sa steel

A

CARBON

58
Q

Scratches, nicks or corrosion

A

NOTCH SENSITIVITY

59
Q

Deformed chipless

A

COLD SHORTNESS SENSITIVITY

60
Q

Separation of plies

A

DELIMANATION

61
Q

Wetting with acidic fluid or mordants

A

HYDROGEN EMBRITTLEMENT

62
Q

Reformed, hardening is reversible

A

THERMOPLASTIC

63
Q

Hardening is irreversable and the resin would be damaged when heat is applied

A

THERMOSETTING RESINS

64
Q

How to determine glare grade?

A

BY THE NUMBER OF PREPREG LAYERS AND THEIR ORIENTATION

65
Q

Measures the depth, diamond cone.

A

ROCKWELL TESTER

66
Q

Uses a hardened spherical ball

A

BRINELL

67
Q

Rule of thumb for selecting the rivet size is to choose a rivet

A

DIAMETER IS ATLEAST 3 TIMES THE
THICKNESS OF THE THINNEST SHEET BEING JOINED.

68
Q

They are measured materials which cross rectangularly with warp threads and filling threads.

A

FABRICS

69
Q

When the core bonded between two thin- face sheets, it provides a rigid, lightweight component.

A

SANDWICH CONSTRUCTION

70
Q

Combined to fiber bundles in large amount without twist and nearly parallel?

A

ROVING

 Pure aluminum can not be hardened by heat
treatment

 Strain hardening at heat treatment. Can not
be heat treated

71
Q

Rapid cooling of material after heating (soft anealing) in a liquid to retain strength properties gained

A

QUENCHING

72
Q

Increase the yield strength

A

PRECIPITATION HARDENING

73
Q

The relations between external forces applied to an elastic body and the deformations and internal stresses resulting from those applied forces

A

STRENGTH OF MATERIAL

74
Q

To crimp two elements onto a wire, special crimping tool.

A

COLD WELDING

75
Q

Why do we need to temper steel after quenching?

A

TO RELIEVE INTERNAL STRESS AND
INCREASE STRENGTH

76
Q

A special form of crevice corrosion, identified by “worm-like” trace of corrosion products?

A

FILIFORM CORROSION

77
Q

Which material is cladded with pure aluminum for corrosion resistance?

A

ALUMINUM ALLOY

78
Q

Chemical reaction between two similar or dissimilar basic unit which have at least two functional groups.

A

POLYCONDENSATION

79
Q

Mechanical components used to support the journals of shafts and axles

A

BEARINGS

80
Q

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

A

ULTIMATE STRENGTH

81
Q

Ability of a material to withstand forces which tend to deform the material in any direction?

A

STRENGTH

82
Q

What is the aim of hardening (heat treatment)?

A

TO INCREASE STRENGTH OF THE
MATERIAL

83
Q

A chemical reaction, which combines small molecules (monomers), containing a double agent, into long chain molecules?

A

POLYMERISATION

84
Q

Are general characterized by its yellow color, light weight and its excellent tensile strength and better known as kevlar?

A

ARAMID

85
Q

What is the density of aluminum?

A

2.7 KG/DM3

86
Q

Are used to connect two shafts with each other?

A

COUPLINGS

87
Q

Aluminum alloys that can be formed non-cutting in the cold and the warm state, which means they can be drawn, clenched, miled and forged?

A

WROUGHT ALUMINUM ALLOYS

88
Q

Aluminum alloy that has a good flowability in the liquid state?

A

CAST ALUMINUM ALLOYS

89
Q

A composite damage due to an adhesive failure and separation of materials?

A

DEBONDING

90
Q

This fiber is already included with the resin in the production process and then cooled down very fast?

A

PREPREGS (PRE-IMPREGNATED FIBER)

91
Q

The thread standard, a symmetrical thread with
an angle of 55º?

A

BSW (BRITISH STANDARD WHITWORTH)

92
Q

Differs from bsw and bsf in having a thread angle of 47.5º

A

BA (BRITISH ASSOCIATION)

93
Q

This is the prominent point of the thread; wheter an external or internal thread, it is the top of the thread?

A

CREST

94
Q

Density for titanium?

A

4.5 KG/DM3

95
Q

It is stronger than kevlar and has high compressive strength?

A

GRAPHITE/BLACK GRAPHITE/ CARBON FIBER

96
Q

Carbon content 0.05 up to 0,5% hardening is unspecific

A

CONSTRUCTION STEEL

97
Q

0,5 up to 0,8% can be hardened

A

CARBON STEEL

98
Q

All are advantages of composite except?

A

REDUCE COST

99
Q

Fiberglass

A

LOW COST

100
Q

Effectiveness of an adhesive depends on

A

RESISTANCE TO SLIPPAGE & SHRINKAGE, MALLEABILITY, COHESIVE STRENGTH & ADHESION

101
Q

Used for cabin furnishing

A

PHENOLIC RESINS

102
Q

Too much resin

A

RESIN RICH

103
Q

Return to their natural state

A

CORROSION

104
Q

A spring steel washer with slanting serrations on its internal or external circumferences

A

SHAKEPROOF WASHER

105
Q

Pins included grooves onto which a collar is swaged

A

LOCKBOLTS

106
Q

It deforms its back when a tension load is applied at the front?

A

BLIND RIVET

107
Q

Have a very low starting resistance and are suitable for high rotational speeds

A

BALL BEARINGS

108
Q

It provides strong, flexible and positive connections?

A

CHAINS

109
Q

Short circuits in wire harnesses

A

CARBON ARC TRACKING / INSULATION FLASHOVER

110
Q

By heating (solution annealing) these alloys to a certain temperature, and subsequent quenching, the strength in increased within a certain?

A

AGING TIME

111
Q

Hardening of the material at room temperature

A

NATURAL AGING

112
Q

Aging at elevated temperature in a furnace

A

ARTIFICIAL AGING

113
Q

Are often lubricated with water, the water also acts as a coolant, because these bearings tend to retain heat

A

SYNTHETIC BEARING

114
Q

No identifier on their head

A

1100 ALUMINIUM (A)

115
Q

Identified by a small dimple

A

2117 ALUMINIUM ALLOY (AD)

116
Q

Identified by a raised dot

A

2017 ALUMINIUM ALLOY (D)

117
Q

Identified by two raised dots

A

2024 ALUMINIUM ALLOY (DD)

118
Q

Identified by a raised cross on their head

A

5056 ALUMINIUM ALLOY (B)

119
Q

Used for fastening corrosion resistant steel sheets. No markings

A

CORROSION-RESISTANT STEEL (F)

120
Q

Identified with two recessed dimples or r in their head

A

MONEL (M) (NICKEL ALLOY)

121
Q

Identified by a raised v or t

A

TITANIUM (T)

122
Q

Turnbuckle must never be lubricated

A

True

123
Q

How do you connect lines?

A

MUST BE ABLE TO CONNECT TO THE
CONNECTIONS EXACTLY MATCHING THE
AXIS AND BE FREE OF TENSION

124
Q

Presence of aggressive chemical in the atmosphere/ without electrolyte

A

CHEMICAL CORROSION

125
Q

When mechanical forces act on a component which leads to corrosion

A

STRESS CORROSION

126
Q

Appears as white powdery deposit and the starting point for intergranular corrosion

A

PITTING CORROSION

127
Q

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

A

FRETTING CORROSION

128
Q

How do you measure resin/hardener ratio of 100:65?

A

BY VOLUME

129
Q

How do you measure resin/hardener ratio of 100:60

A

BY WEIGHT

MTP (14 decks)

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