A car makes sound as it moves toward a stationary observer. What best describes the sound wave heard by the observer compared with the sound heard by the car's driver?

higher frequency; shorter wavelength

higher frequency; longer wavelength

lower frequency; shorter wavelength

lower frequency; longer wavelength

Question

Davion Santana

Physics

30 December, 06:53

A car makes sound as it moves toward a stationary observer. What best describes the sound wave heard by the observer compared with the sound heard by the car's driver?

higher frequency; shorter wavelength

higher frequency; longer wavelength

lower frequency; shorter wavelength

lower frequency; longer wavelength

+4

Answers (1)

Know the Answer?

Laura Li · Answer 1

Do to the doppler effect, the frequency should sound higher and shorter wavelength because it will be more compressed near the front where the observer should be at. It sounds louder and should be coming faster towards your ear.