O-LevelPhysicsWaves5054/11 · May/June 2016 · Q201 Mark
A longitudinal wave passes along a spring. The coils of the spring vibrate from side to side. The diagram shows the positions of the coils at one particular time. Which positions are one wavelength apart?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
AW and X
BW and Z
CX and Z
DY and Z
✓ Correct answer
D: Y and Z
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