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10 Nov 2019
Two trains emit 439 Hz whistles. One train is stationary. The conductor on the stationary train hears a 3.3 Hz beat frequency when the other train approaches. What is the speed of the moving train? In m/s
Two trains emit 439 Hz whistles. One train is stationary. The conductor on the stationary train hears a 3.3 Hz beat frequency when the other train approaches. What is the speed of the moving train? In m/s
Jamar FerryLv2
17 Jun 2019
