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A train sounding its horn

A train sounding its horn is approaching an observer. The pitch of the horn's sound relative to its normal pitch is???
1. 2 answers
2. asked by ali
3. 928 views
A train moving with a speed of 31.8 m/s sounds a 136-Hz horn. Suppose a stationary observer sounds a horn that is identical to
1. 1 answer
2. asked by cassie
3. 1,659 views
I need help with this question.A commuter train blows its horn as it passes a passenger platform at a constant speed of 55.0
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2. asked by Chris Adison
3. 698 views
A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 42 dB by an observer 10 km
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2. asked by Jake
3. 907 views
If you stop on the shoulder of the road in heavy fog, warn other drivers that you are not moving by(1 point) Responses using
1. 1 answer
2. asked by Katana Yama
3. 27 views
A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 53 dB by an observer 11 km
1. 1 answer
2. asked by Anonymous
3. 1,188 views
A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 53 dB by an observer 11 km
1. 0 answers
2. asked by Anonymous
3. 566 views
A train is sounding a horn of constant frequency shows down as it nears a station. What change in pitch is heard by a commuter
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2. asked by Sylvia
3. 586 views
A train blows horn for 5seconds.Find the time for which a person standing at the platform hears the horn if speed of train is
1. 1 answer
2. asked by deepika
3. 465 views
A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 59 dB by an observer 14 km
1. 0 answers
2. asked by Anonymous
3. 592 views