Introduction to the doppler effect | Mechanical waves and sound | Physics | Khan Academy
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Introduction to the Doppler Effect.
Introduction to the Doppler Effect. Created by Sal Khan.
Watch the next lesson: https://www.khanacademy.org/science/physics/mechanical-waves-and-sound/doppler-effect/v/doppler-effect-formula-for-observed-frequency?utm_source=YT
8 سال پیش
در تاریخ 1395/12/02 منتشر شده
است.
57
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