Physics, 04.12.2020 05:30 TaraC

A drone moves at 10 m/s approaching a stationary observer. The frequency of the drone is 380 Hertz and the speed of the sound in the air is 400 m/s. What is the frequency of the sound waves heard by the observer

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A drone moves at 10 m/s approaching a stationary observer. The frequency of the drone is 380 Hertz a...

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