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A train is moving at a speed of v towards the railwayman next to the rails. The train whistles for a time of T. How long does the railwayman hear the whistle? The speed of sound is c= 330 m/s; r=108 km/hour= 30 m/s, T= 3s; the train does not reach the railwayman until the end of the whistle. %3D

A train is moving at a speed of v towards the railwayman next to the rails. The train whistles for a time of T. How long does the railwayman hear the whistle? The speed of sound is c= 330 m/s; r=108 km/hour= 30 m/s, T= 3s; the train does not reach the railwayman until the end of the whistle. %3D

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A train is moving at a speed of v towards the railwayman next to the rails. The train whistles for a time of T. How long does the railwayman hear the whistle? The speed of sound is c= 330 m/s; v=108 km/hour= 3) m/s, T= 3s; the train does not reach the railwayman until the end of the whistle. %3D
Transcribed Image Text:A train is moving at a speed of v towards the railwayman next to the rails. The train whistles for a time of T. How long does the railwayman hear the whistle? The speed of sound is c= 330 m/s; v=108 km/hour= 3) m/s, T= 3s; the train does not reach the railwayman until the end of the whistle. %3D
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