A car traveling at 25 m s is approaching a stationary wall

Last updated: 6/21/2023

A car traveling at 25 m s is approaching a stationary wall Wind is blowing in a direction opposite to car at 5 m s At an instant the car driver briefly blows the horn He heard an echo 11 exactly 3 seconds later after sounding the horn and notes that its frequency is 156 Hz Take speed of sound 330 m s At what distance in m from the wall the driver blows the horn