jaidenblakey1915 jaidenblakey1915

26-03-2024
Physics

contestada

Two trains, each moving with a velocity of 30 m/s, cross each other. One of the trains gives a whistle whose frequency is 600 Hz. If the speed of sound is 330 m/s, the apparent frequency for passengers sitting in the other train before crossing would be __________
a) 600 Hz
b) 630 Hz
c) 930 Hz
d) 720 Hz

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