5 The driver of a car travelling with speed 30 m s towards a

Last updated: 6/14/2023

5 The driver of a car travelling with speed 30 m s towards a hill sounds a hom of frequency 600 Hz If the velocity of sound in air is 330 m s the frequency of reflected sound as heard by driver is 1 500 Hz 2 550 Hz 4 720 Hz 3 555 5 Hz