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Initials 4. A car, moving at 50 m/s towards a person honks its horn. The person is running away from the car at 20 m/s. The bank thermometer shows 5°C. The person hears the hom at 2000 Hz. What is the actual frequency of the horn? Assume the car passes the person without a collision and both objects continue in the same direction. What frequency does the person hear as the car continues away from them? 20 m/s 50 m/s
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