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4 Waves

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Question 88
H

A detector records 90 complete vibrations of sound P in 5.0 s. It records 1500 complete vibrations of sound Q in 0.050 s.

Which classifies the two sounds?

[1]
A

P is audible sound; Q is ultrasound.

B

P is infrasound; Q is ultrasound.

C

P is infrasound; Q is audible sound.

D

P is ultrasound; Q is infrasound.

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4 Waves Questions

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

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