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Engineering > Bosh > Flashcards

Bosh Flashcards

1
Q

properties of copper

A

good conductor

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2
Q

Bronze properties

A

Brittle
Hard
good conductor

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3
Q

Properties of Aluminium

A

Light
Durable
good electric conductor
resists corrosion

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4
Q

Titanium

A

Light
strong
cope with high heat

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5
Q

Thermoplastic

A

Gets solidified when cooled
Can be reshaped
Recycleable

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6
Q

Thermoset

A

Solidified by heat
Cant be remoulded

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7
Q

Volume is…

A

Height x width x depth

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8
Q

Manufacturing issues

A

Toxic materials are burned and released to the atmosphere
Causes global warming
Causes air pollution

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9
Q

Injection moulidng…

A

Process that allows products to be manufactured in large quantities

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10
Q

advantage of injection moulding

A

make larger numbers of parts

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11
Q

Disadvantage of injection moulding

A

expensive

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12
Q

Destructive testing

A

To see how capable the product is and how much it can withstand

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13
Q

Non destructive testing

A

evaluate the properties of the product without causing damage

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14
Q

examples of Destructive testing

A

Crash testing
Stress testing
Vickers hardness tester

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15
Q

Examples of NDT

A

Weld verification
Leak testing
Laser testing

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16
Q

Sources of synthetic plastics

A

Oil and Gas

17
Q

General properties of plastics

A

Good electrical and Good electric and thermal insulators
Good strength to weight ratio
Good atmospheric and chemical corrosion resistannce

18
Q

Ferrous

A

Contains iron
Rusts

19
Q

Non ferrous

A

Dosen’t contain iron
NO rust

20
Q

Examples of Ferrous metals

A

Low carbon steel
Medium carbon steel
High carbon steel

21
Q

Examples of Non ferrous metals

A

Aluminion
Copper
zinc
titanium

22
Q

Composite metal

A

A material thats made if two or more materials for added strength and toughness

23
Q

Smart material

A

A material that can have one or more of its properties changed by an external force

24
Q

Examples of Composite materials

A

Glass reinforced plastic
Carbon fibre

25
Q

Examples of smart material

A

Shape memory alloys
Shape memory polymers

26
Q

Marking out , Metal

A

Engineers square, Scribe, Metal ruler, Engineers blue

27
Q

Marking out Plastic

A

Engineers square, Marker pen

28
Q

Cutting metal

A

Hack saw, CNC cutter, tin snips, shearing

29
Q

Cutting plastic

A

Scroll saw, Coping saw, Laser cutter

30
Q

Finishing metal

A

Galvanising, Spray paint, electropainting, andosing

31
Q

Finishing plastic

A

wet and dry paper, Buffing

32
Q

Shaping/casting metal

A

Sand casting, Die casting

33
Q

Shaping/casting plastic

A

vacuum forming, injection moulding, blow moulding

34
Q

Drilling metal

A

Centre punch,HSS drill bit

35
Q

Turning metal

A

Lathe

36
Q

Joining permanent metal

A

Welding , brazing soldering , rivets

37
Q

Joining permanent plastic

A

solvent cement

38
Q

Joining no permanent both

A

bolts, screws

Engineering (1 decks)

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