How would a racing helmet fitted with accelerometers and strain gauges to record results during a drop-test be categorized?
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Practice IB Design Technology (DT) Topic 3. Modelling with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 3. Modelling and mirrors Paper 1, 2, 3 style where relevant.
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How would a racing helmet fitted with accelerometers and strain gauges to record results during a drop-test be categorized?
The table below identifies the form of raw material used in two different rapid prototyping processes.
| Rapid Prototyping Technique | Form of Raw Material |
|---|---|
| Selective Laser Sintering (SLS) | Fine powder |
| Stereolithography (SLA) | X |
Identify the material that correctly completes position X in the table.
What CAD simulation is specifically designed to calculate the flow of gases or liquids over a digital model?
Which of the following statements about conceptual models is/are correct?
I. A conceptual model is a simplified representation used to explain an idea or concept. II. A conceptual model can be a physical model. III. A conceptual model can be a virtual model.
Which of the following types of modelling involves using software to create and modify design representations?
Mock-up
Instrumented model
Scale model
Aesthetic model
Adhesive-coated paper
Photosensitive resin
Thermoplastic filament
Glass-reinforced plastic
Surface modelling
Life cycle analysis (LCA)
Finite element analysis (FEA)
Computational fluid dynamics (CFD)
I and II
I and III
II and III
I, II and III
Conceptual modelling
Graphical modelling
Physical modelling
Computer-aided design (CAD)