O-LevelPhysicsWaves5054/11 · May/June 2014 · Q221 Mark
Compressions and rarefactions are sent out from a loudspeaker cone as it vibrates backwards and forwards. The frequency of vibration is 50 Hz. A compression is at point P. How much time elapses before the next rarefaction arrives at P?
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.
A0.010 s
B0.020 s
C25 s
D50 s
✓ Correct answer
A: 0.010 s
Practise more questions on this topic
Oracle Prep sorts past-paper questions by topic, so you can drill Waves and see which topics are most likely to come up next.
Sign up free →