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The train moves at a speed of 60 km / h, along the parallel railway tracks it is overtaken by the Sapsan high-speed train, moving at a speed of 200 km / h and emits a sound signal of a frequency of 900 Hz. What frequency signal will the passengers of the train hear? (speed of sound in air 340 m / s)

Task 00010. Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.

If you have any questions about the decision, write. I will try to help. File in image format.

If you have any questions about the decision, write. I will try to help. File in image format.

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