A train whistle is heard at 750Hz as the train approaches a town. The train cuts its speed in half as it nears the station and the sound of the whistle is then 740 Hz. A) What is the speed of the train before slowing down? B) What is the speed of the train after slowing down?
A train whistle is heard at 750Hz as the train approaches a town. The train cuts its speed in half as it nears the station and the sound of the whistle is then 740 Hz. A) What is the speed of the train before slowing down? B) What is the speed of the train after slowing down?
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter17: Physics Of Hearing
Section: Chapter Questions
Problem 34PE: A commuter train blows its 200Hz horn as it approaches a crossing. The speed at sound is 335 m/s....
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A train whistle is heard at 750Hz as the train approaches a town. The train cuts its speed in half as it nears the station and the sound of the whistle is then 740 Hz.
A) What is the speed of the train before slowing down?
B) What is the speed of the train after slowing down?
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