Task id17184

Task id17184

Two tuning forks with a natural frequency of 340 Hz move relative to a stationary observer. One tuning fork moves away from the observer, the second approaches him at the same speed. In this case, the observer registers a beat with a frequency of 3 Hz. Determine the speed of movement of the tuning forks, assuming that the speed of sound in air is 340 m/s.

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