A wave travels along a thin metal strip. A sensor records the position of one point on the strip relative to a fixed reference.
| position of the point | sensor reading / mm\mathrm{mm}mm |
|---|---|
| highest | 24.8 |
| lowest | 17.2 |
Calculate the amplitude of the wave.
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.