Week 2 Plastics

Quiz on Plastics
07/09/2017
week 2
Materials & Manufacturing
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Quiz on Plastics
07/09/2017
week 2
Materials & Manufacturing

Slide 1 - Diapositive

Produces a part that is solid such as a reusable coffee cup lid

A
Blow Molding
B
Injection Molding
C
Injection Blow Molding
D
All of the above

Slide 2 - Quiz

The thickness of a plastic part created through ________is determined by the relationship of the mold and the core.
A
Injection Molding
B
Blow Molding
C
Both Processes

Slide 3 - Quiz

Blow Molding production concerns
A
Leaking seals
B
Pinhole leaks
C
Velocity or pressure of blown air
D
All of the above

Slide 4 - Quiz

Epoxy resin is a thermoplastic
A
True
B
False

Slide 5 - Quiz

PVC is a thermopastic
(Polyvinyl chloride)
A
True
B
False

Slide 6 - Quiz

HDPE is a tough plastic used for making toys
(High-density polyethylene)
A
True
B
False

Slide 7 - Quiz

the process which gives a constant or desired wall thickness
A
Blow Molding
B
Injection Molding
C
Both A & B
D
None

Slide 8 - Quiz

difference between thermopastics and thermoset plastics
A
thermoplastics can be remelted
B
thermoset plastics remain in a permanent solid state once hardened
C
both A & B are correct
D
both A & B are incorrect

Slide 9 - Quiz

which of the following is used to manufacture carrier bags?
A
LDPE
B
HDPE
C
Polycarbonate
D
PVC

Slide 10 - Quiz

which of the following is used to make CDs?
A
PVC
B
PTFE
C
Polycarbonate
D
Polypropylene

Slide 11 - Quiz

Which process is used to manufacture plastic pipes?
A
Injection molding
B
Extrusion molding
C
Blow molding
D
Vacuum forming

Slide 12 - Quiz

What type of plastic is used to make disposable cups, cutlery, plates model kits, refrigerator linings, cheap toys and disposable food containers?
A
Low density Polythene
B
High density Polythene
C
Polystyrene
D
Acrylic

Slide 13 - Quiz

Following are the advantages of which plastics
--> More resistant to high temperatures
--> Highly flexible design
--> Thick to thin wall capabilities
--> High levels of dimensional stability
--> Cost-effective
A
Thermoplastics
B
Thermosetting plastics
C
Both types of plastics
D
None of the above

Slide 14 - Quiz

(Do fill the blanks with the same word) Blow molding is accomplished in two steps: (1) fabrication of a starting tube of molten plastic, called a/an _______ (same as in glass-blowing); and (2) inflation of the tube to the desired final shape. Forming the ______ is accomplished by either of two processes: extrusion or injection molding.

Slide 15 - Question ouverte

How is the quiz?

Slide 16 - Carte mentale