51 A vehicle with a horn of frequency n is moving with a

Last updated: 6/14/2023

51 A vehicle with a horn of frequency n is moving with a velocity of 30 m s in a direction perpendicular to the straight line joining the observer and the vehicle The observer perceives the sound to have a frequency n n Then if the sound velocity in air is 300 m s 1 n 0 1 n 2 n 0 3 n 10 n 4 n 0 1 n