A stationary source of sound is emitting wave of frequency

Last updated: 6/21/2023

A stationary source of sound is emitting wave of frequency 30 Hz towards a stationary wall There is an observer standing between the source and the wall If the wind blows from the source to the wall with a speed 30 m s then the number of beats heard by the observer is velocity of sound with respect to wind is 330 m s Options 1 10 2 3 3 6 4 zero