Physics · Explorer

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Wave frequencyRunning
Wave console. Transmit frequency at 1450 Hz. Wave speed 2175 m/s, Medium speed 1500 m/s. Currently wave speed is over by 675 m/s.TUNINGλ = 1.5 m
t = 0.0s

Wave speed

2175m/s

Medium speed

1500m/s

Wave speed is over by 675 m/s

1450 Hz

Wave console. Transmit frequency at 1450 Hz. Wave speed 2175 m/s, Medium speed 1500 m/s. Currently wave speed is over by 675 m/s.

What has to balancev=fλv = f\lambda

What is happening

You are called to a sonar buoy searching a channel for a sunken hull.

Nothing is coming back from the array. Sound travels through this seawater at 1 500 m/s, the array is tuned to a 1.5 m wavelength, and the transmit frequency does not match.