Cambridge International AS & A Level Physics · AS 6 · practical
Young modulus of wire I
Deformation of solids · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- discriminating
- Marks
- 6
- Topics
- 3
- Answer
- Complete
Question6 marks
Wire I has original length 2 m and diameter 1.1 mm. It extends by 0.77 mm under a tensile force of 210 N. Calculate its Young modulus.
Task interpretation
What a complete response should do
Show the measurement or calculation method clearly enough that another student could repeat it.
Make assumptions explicit, connect several ideas, and test whether the final result is physically reasonable.
- Response type
- practical
- Allocation
- 6 marks
- Demand
- discriminating
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