1. A train whistle has

  1. A train whistle is heard at 280Hz as the train approaches town. The train cuts its speed in half as it nears the station, and
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    2. henry asked by henry
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  2. A train whistle is heard at 310Hz as the train approaches town. The train cuts its speed in half as it nears the station, and
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    2. ggg asked by ggg
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  3. A person standing close to a railroad crossing hears the whistle of an approaching train. He notes that the pitch of the whistle
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    2. Emily asked by Emily
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  4. A person standing close to a railroad crossing hears the whistle of an approaching train. He notes that the pitch of the whistle
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    2. Joan asked by Joan
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  5. You are sitting on a train that is about to drive into a tunnel that is at the base of a large cliff. Just before entering the
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    2. Phil asked by Phil
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  6. A train is moving at a speed of 30 m/s toward a stationary observer at a train station. The train whistle blows with an actual
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    2. Anonymous asked by Anonymous
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  7. A train is moving parallel and adjacent to a highway with a constant speed of 23 m/s. A car is traveling in the same direction
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    2. anonumous asked by anonumous
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  8. A train is moving parallel and adjacent to a highway with a constant speed of 23 m/s. A car is traveling in the same direction
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    2. Need answer by 10pm asked by Need answer by 10pm
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  9. 1. A train whistle has a frequency of 1000 Hz. If the train is speedingat a velocity of 60 km/h past a stationary railroad
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    2. James asked by James
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  10. Whistle manufactures referee whistles. At the end of February, Whistle has 2,000 pounds of steel for whistles inventory. Whistle
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    2. Arya Pal asked by Arya Pal
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