Cambridge IGCSE Physics · 3.1 · structured
Speed of a wave along an elastic cord
General properties of waves · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- routine
- Marks
- 3
- Topics
- 2
- Answer
- Complete
Question3 marks
A wave along an elastic cord has frequency 160 Hz and wavelength 0.94 m. Calculate its speed.
Task interpretation
What a complete response should do
Build a visible chain from the information given to the quantity or statement requested.
Name the standard relationship first, keep units attached, and show the substitution before the result.
- Response type
- structured
- Allocation
- 3 marks
- Demand
- routine
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