A loudspeaker produces sound waves in seawater.

PHYSICS · Multi-part · A Level · Physics · Waves · Waves

Problem

A loudspeaker produces sound waves in seawater. (i) The source completes 20 oscillations in

0.50\,\text{s}

. Calculate its frequency. (ii) If the speed of sound in seawater is

1500\,\text{m/s}

, find the wavelength of the sound waves in seawater.