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4 Waves

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Question 9

Seismic P waves travel through a layer of rock. A wavefront takes 3.0 s to travel 9.0 km through the rock. At one instant, there are exactly four complete wavelengths along a 2.4 km length of the rock. What is the frequency of the waves?

[1]
A

1.3 Hz1.3\ \mathrm{Hz}1.3 Hz

B

0.20 Hz0.20\ \mathrm{Hz}0.20 Hz

C

15 Hz15\ \mathrm{Hz}15 Hz

D

5.0 Hz5.0\ \mathrm{Hz}5.0 Hz

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4 Waves Questions

  1. GCSE
  2. /Physics
  3. /4 Waves

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