Recent content by Luke Frederiks

  1. Luke Frederiks

    Calculating frequencies with the Doppler Effect

    Homework Statement A train moves at a constant speed of v = 25.0 m/s toward the intersection shown in Figure P13.71b. A car is stopped near the crossing, 30.0 m from the tracks. The train’s horn emits a frequency of 500 Hz when the train is 40.0 m from the intersection. (a) What is the...