| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.SL.TZ0.3 |
| Level | SL | Paper | 1 | Time zone | no time zone |
| Command term | Question number | 3 | Adapted from | N/A |
Question
A designer wants to reduce the strength it takes to use a tap.
Which of the following designs shown in Figure 1 provides the best mechanical advantage?
Figure 1: A range of taps
[Source: Momentmal / Pixabay] [Source: Unsplash]
Markscheme
A
Examiners report
Syllabus sections
- 20N.1.HL.TZ0.2: Which of the following is a biomechanical consideration? A. Torque B. Alertness C. Static...
- 18N.1.SL.TZ0.4: What is the name given to a twisting force in terms of biomechanics? A. Torque B....
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22M.2.SL.TZ0.7d:
Explain how the study of human factors can be used to improve the comfort, safety and performance of the handset that controls the drone.
- 19M.1.SL.TZ0.3: What would be the likely physiological consequences of working in an environment that is too...
- 20N.1.SL.TZ0.3: Which of the following is influenced by perception? A. Biomechanics B. Strength C. Thermal...
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18M.1.HL.TZ0.2:
What physiological factor are the designers attempting to address in the creation of the Wow-pen mouse shown in Figure 1?
Figure 1: A Wow-pen mouse
[Source: brollymedia/iStock]
A. Endurance
B. Biomechanics
C. Tolerance
D. Comfort and Fatigue
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21N.2.SL.TZ0.1b.i:
Describe how biomechanical data would have been used in the development of the forceps in Figure 1.
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19N.2.SL.TZ0.1c.ii:
Explain one physiological factor considered in shoe sole design.
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20N.2.SL.TZ0.3:
Explain one physiological benefit to the user of interactions through a mixed reality interface instead of a physical interaction with the product.
