DE-3 A train is traveling south at 50.0m/s and is blowing its 15,000Hz whistle continuously as it approaches the intersection of the track and the road. A car is traveling west at 30.0m/s on the road toward the intersection as shown in the figure. a) Find the wavelength of the sound waves traveling south from the train. b) Find the wavelength of the sound waves traveling north from the train. c) The sound waves emitted by the train in the position shown arrive at the car when the car is in the position shown. Find the frequency heard by the car driver in the position shown. Train 120m V₁-50.0m/s 90.0m W Ve=30.0m/s Z car S {1}

DE-3 A train is traveling south at 50.0m/s and is blowing its 15,000Hz whistle continuously as it approaches the intersection of the track and the road. A car is traveling west at 30.0m/s on the road toward the intersection as shown in the figure. a) Find the wavelength of the sound waves traveling south from the train. b) Find the wavelength of the sound waves traveling north from the train. c) The sound waves emitted by the train in the position shown arrive at the car when the car is in the position shown. Find the frequency heard by the car driver in the position shown. Train 120m V₁-50.0m/s 90.0m W Ve=30.0m/s Z car S {1}