Question

Explain what is Doppler effect in sound and states its any four application

Answer 1

What is Doppler Effect ?

The change in the frequency of a sound wave when heard from different position is known as Doppler Effect

Or,

The Doppler effect is the change in frequency or wavelength of a wave for an observer who is moving relative to the wave source.

The following are the Applications of Doppler Effect

••> Sirens

••> Radar

••> Astronomy

••> Medical Imaging

••> Blood Flow Measurement

••>Satellite Communication

••>Vibration Measurement

••> Developmental Biology

Hope it helps !!