Physicshard · Past Paper
In a longitudinal wave, the distance between a compression and the next rarefaction is 0.5 m. What is the wavelength?
A0.25 m
B0.5 m
C1.0 m
D2.0 m
✓ Correct Answer: C — 1.0 m
The distance between a compression and the next rarefaction is half a wavelength. So, wavelength = 2 * 0.5 = 1.0 m.
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