Ultrasound with a frequency of 2.0 MHz travels through soft tissue at 1540 m/s.
What is the wavelength of the ultrasound in the soft tissue?
7.7×10−4 m7.7 \times 10^{-4}\ \text{m}7.7×10−4 m
7.7×10−1 m7.7 \times 10^{-1}\ \text{m}7.7×10−1 m
1.3×103 m1.3 \times 10^{3}\ \text{m}1.3×103 m
3.1×109 m3.1 \times 10^{9}\ \text{m}3.1×109 m
52 exam-style questions on OCR GCSE Physics 5.1 Wave behaviour, covering 5.1.1 Describing wave motion, 5.1.2 Wavelength and frequency, 5.1.3 Wave speed, frequency and wavelength, 5.1.4 Wave speed problems, 5.1.5 Transverse and longitudinal waves, 5.1.6 Sound waves crossing between media, 5.1.7 Reflection, transmission and absorption at interfaces, 5.1.8 Sound waves and vibrations in solids, 5.1.9 Frequency range and human hearing, 5.1.10 Modelling waves with water ripples and sound, and 5.1.11 Evidence that the wave travels, not the medium. Each one has a worked solution and a mark scheme showing where the marks go.