Two passenger trains moving with a speed of 108 km hour

Last updated: 6/21/2023

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 a 900 Hz b 625 Hz c 750 Hz d 800 Hz A table is revolving on its ou