source of sound of frequency 510 Hz moves with constant

Last updated: 6/7/2023

source of sound of frequency 510 Hz moves with constant velocity D 2 77 x 10 5 m s 3 10 In the V 20 m s in the direction shown The wind is blowing at a constant velocity v 20 m s towards an observer who is at rest at point B Corresponding to the sound emitted by the source at initial position A the frequency detected by the observer is equal to speed of sound relative to air 330 m s A 510 Hz B 500 Hz 30 B C 525 Hz DU