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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. 957 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. 1,705 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. 731 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. 953 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
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2. asked by Katana Yama
3. 47 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. 1,249 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. 592 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. 609 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
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2. asked by deepika
3. 488 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. 636 views