Two trains on separate tracks move toward one another. Train 1 has a speed of 107 km/h and train 2 a speed of 74.8 km/h.

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answerhappygod
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Two trains on separate tracks move toward one another. Train 1 has a speed of 107 km/h and train 2 a speed of 74.8 km/h.

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Two Trains On Separate Tracks Move Toward One Another Train 1 Has A Speed Of 107 Km H And Train 2 A Speed Of 74 8 Km H 1
Two Trains On Separate Tracks Move Toward One Another Train 1 Has A Speed Of 107 Km H And Train 2 A Speed Of 74 8 Km H 1 (55.33 KiB) Viewed 23 times
Two trains on separate tracks move toward one another. Train 1 has a speed of 107 km/h and train 2 a speed of 74.8 km/h. Train 2 blows its horn, emitting a frequency of 924 Hz. What is the frequency heard by the engi- neer on train 1? Assume the speed of sound in air to be 1233 km/h. Answer in units of Hz. Answer in units of Hz
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