6 Two sound producing sources A and B are moving towards and

Last updated: 6/10/2023

6 Two sound producing sources A and B are moving towards and away from a stationary observer with same speed respectively If frequency of sound produced by both sources are equal as 400 Hz then speed of sources approximately when observer detects 4 beats per second is Given speed of sound 340 m s a 1 7 m s b 3 4 m s c 2 4 m s d 1 m s