A railway track carries a sound of frequency

PHYSICS · Multi-part · CBSE · Physics · Waves · Waves

Problem

2.5\,\text{kHz}

. In air, the speed of sound is

340\,\text{m/s}

, but in the steel rail it is

5100\,\text{m/s}

. (a) Determine the wavelength of this sound in air. (b) Find its wavelength inside the steel rail.