Ultrasonic waves in sea water travel at

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

Ultrasonic waves in sea water travel at 1500 m s−11500\,\text{m s}^{-1}. A sonar transmitter emits waves of frequency 40 kHz40\,\text{kHz}. Determine the wavelength of these waves in centimetres.

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