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4 Waves

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Question 79
F

A sound wave passes from a liquid into a gas. The speed of the sound in the gas is one quarter of its speed in the liquid.

Which gives the frequency and wavelength in the gas compared with those in the liquid?

[1]
A

frequency one quarter; wavelength unchanged

B

frequency unchanged; wavelength four times

C

frequency four times; wavelength one quarter

D

frequency unchanged; wavelength one quarter

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4 Waves Questions

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

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