A sound wave of frequency 500 Hz travels through air at 340 m/s and then passes into a steel bar, where its speed is 5000 m/s. What is the wavelength of the sound wave in the steel bar?
0.068 m
0.68 m
1.0 m
10 m
40 exam-style questions on AQA GCSE Physics 6.1 Waves in air, fluids and solids, covering 6.1.1 Transverse and longitudinal waves, 6.1.2 Properties of waves, 6.1.3 Reflection of waves, 6.1.4 Sound waves (HT only), and 6.1.5 Waves for detection and exploration (HT only). Each one has a worked solution and a mark scheme showing where the marks go.