Questions
Two passenger trains moving with a speed of 108 km/hour cross each other. One of them blows a whistle whose frequency is 750 Hz. If sound speed is 330 m/s, then passengers sitting in the other train, after trains cross each other will hear sound whose frequency will be
detailed solution
Correct option is B
n'=n v−vov+vs=750 330−108×518330+108×518=625 HzTalk to our academic expert!
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