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General properties of waves

General properties of waves

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Question 32

A wave is approaching a flat, solid barrier where it undergoes reflection.

a.

Describe how the wavelength, speed, and frequency of the reflected wavefronts compare to those of the incident wavefronts.

[3]
b.

The incident wave has a wavelength of 25 cm25\text{ cm}25 cm and a speed of 1.5 m/s1.5\text{ m/s}1.5 m/s. Calculate the frequency of the wave.

[3]
c.

Complete the following sentences about sound waves:

  1. An echo is the name for a reflected ________\text{\_\_\_\_\_\_\_\_}________ wave.
  2. The waves that form an echo are a type of longitudinal wave. Longitudinal waves are made up of ________\text{\_\_\_\_\_\_\_\_}________ and rarefactions.
[2]
Markscheme

General properties of waves Questions

  1. IGCSE
  2. /Physics
  3. /General properties of waves

237 exam-style questions on CIE IGCSE Physics General properties of waves, covering General properties of waves. Each one has a worked solution and a mark scheme showing where the marks go.

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