A toy plane has a siren installed on it The siren has a

Last updated: 6/20/2023

A toy plane has a siren installed on it The siren has a frequency of 100 Hz The plane is moving at a velocity of 160 m s in the horizontal direction Assume that vertically upward is y direction direction of motion of plane is x direction and plane is 8m above the ground The origin is vertically below the plane on the ground at a particular instant Speed of sound 320 m s A the frequency recorded by a recorder at 0 0 6m is 100 Hz B the frequency recorded by a recorder at 6 0 0 is Hz 500 3 C the frequency recorded by recorder at 8 0 4 is 150 Hz D the frequency recorded by recorder at 8 0 4 is 120 Hz