#### Question

State any four applications of Doppler effect

#### Solution

**Applications of Doppler Effect:-**

- In colour Doppler sonography – To provide information about the rate of flow of various fluids, including blood.
- For the determination of the speed of rotation of the Sun and the speed of stars
- In RADAR
- For speed detection on highways

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Solution State Any Four Applications Of Doppler Effect Concept: Beats.