The frequency of a steam train whistle as it approaches you is 552 Hz. After it passes you, its

Name: Problem 95, Chapter 16: Physics for Scientists and Engineers with Modern Physics
Uploaded: 2019-08-08T20:17:09-08:00
Duration: 3 min 43 s
Channel: Salamat Ali
Description: The frequency of a steam train whistle as it approaches you is 552 Hz. After it passes you, its frequency is measured as 486 Hz . How fast was the train moving (assume constant velocity ) ?

Question

Salamat Ali · Accepted Answer

step 1 As the train approaches, the observed frequency is given by f. So AP, I will use AP for approach

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