Physics

Problem

Sound travels in seawater at about

1500\,\text{m/s}

. An ultrasonic signal of frequency

3.0\,\text{kHz}

is sent through seawater. What is its wavelength expressed in centimetres? a)

0.5\,\text{cm}

5\,\text{cm}

50\,\text{cm}

200\,\text{cm}