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4.1 Wave properties

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Question 12

An engineer places an ultrasound probe against a concrete support. A boundary inside the concrete is 0.60 m from the probe. A pulse reflected from the boundary returns to the probe after 300 μs300\ \mu\mathrm{s}300 μs.

What is the speed of the ultrasound pulse in the concrete?

[1]
A

4.0×103 m/s4.0\times10^3\ \mathrm{m/s}4.0×103 m/s

B

4.0×102 m/s4.0\times10^2\ \mathrm{m/s}4.0×102 m/s

C

2.0×103 m/s2.0\times10^3\ \mathrm{m/s}2.0×103 m/s

D

8.0×103 m/s8.0\times10^3\ \mathrm{m/s}8.0×103 m/s

Markscheme

4.1 Wave properties Questions

  1. GCSE
  2. /Physics
  3. /4.1 Wave properties

112 exam-style questions on Edexcel GCSE Physics 4.1 Wave properties, covering 4.1.1 Waves transfer energy and information, 4.1.2 Frequency, wavelength, amplitude, period and wavefronts, 4.1.3 Longitudinal and transverse waves, 4.1.4 The wave speed equations, 4.1.5 Measuring wave velocity, and 4.1.6 Calculating depth or distance from waves. Each one has a worked solution and a mark scheme showing where the marks go.

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