doppler effect train sound
The Doppler Effect?
If I'm stopped at a station and a train is approaching and then passing through the station, the noise of the train frequency be: a) up and down, b) increasing steadily, c) decreases steadily, d) the fall and then rise. I agree with my physics teacher jurisdiction in this matter. Just got back from our tests. The professor says the answer is b) increasing steadily. My classmates and I think the answer is an increase), then in the fall. The Doppler effect indicates that the frequency does not change from the time is coming to you for when you go away from you. For these there is no the task. I am a straight A student who does his own work. No, really does not matter whether you believe me or not. I know. I just wanted to get a second opinion.
As a signal to move on you will increase the frequency. As wise as he is emitting object, the frequency decreases. Think of sound waves as Slinky coils, you push, carry around. Upon entering the other side and pull it away from you open coils.
The Kent & East Sussex Railway explains the Doppler effect