| Date | November 2019 | Marks available | 1 | Reference code | 19N.1.HL.TZ0.15 |
| Level | HL | Paper | 1 | Time zone | no time zone |
| Command term | Question number | 15 | Adapted from | N/A |
Question
What process allows plastic or metal to be forced through a die to make tubes and rods of uniform cross-section?
A. Vacuum forming
B. Extrusion
C. Injection moulding
D. Compression moulding
Markscheme
B
Examiners report
Syllabus sections
- 20N.1.SL.TZ0.17: Composite fibres can be soaked with a liquid polymer resin and then pulled through a heated...
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22M.2.SL.TZ0.1e.i:
Outline one appropriate manufacturing method for making the plastic straw.
- 19N.1.SL.TZ0.19: Using sandpaper/glasspaper to smooth the surface of a piece of wood is an example of… A....
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17N.1.SL.TZ0.18:
What manufacturing process uses a laser to harden liquid resin?
A. Fused deposition modelling (FDM)
B. Laminated object manufacture (LOM)
C. Paper-based rapid prototyping
D. Stereolithography
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17N.2.SL.TZ0.1d.ii:
Outline one advantage of injection moulded plastic.
- 20N.1.SL.TZ0.16: Which of the following is a permanent joining method? A. Nuts and bolts B. Screws C....
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20N.2.SL.TZ0.1a.ii:
Outline one reason why using injection moulding has resulted in a low estimated material unit cost.
- 18N.1.SL.TZ0.19: What temporary joining technique is predominantly used in self-assembly products such as flat...
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18M.1.HL.TZ0.17:
Figure 8 shows a child’s garden slide.
Figure 8: A child’s garden slide
[Source: JoenStock]
What would be the predominant manufacturing process for this item?
A. Blow moulding
B. Injection moulding
C. Rotational moulding
D. Compression moulding
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21N.2.SL.TZ0.1b.ii:
Outline one way how products that are produced as a single part can reduce manufacturing costs.
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21N.2.SL.TZ0.1d.i:
State one possible joining method used to attach the legs to the other parts of the desk.
