Tag: multiple reflection of sound and reverberation
Questions Related to multiple reflection of sound and reverberation
RADAR is used for
RADAR makes the use of.
A rocket is moving at a speed of $220\,\,m\,\,s^{-1}$ towards a stationary target, emits a sound of frequency $1000 Hz$. Some of the sound reaching the target gets reflected back to the rocket as echo. The frequency of the echo as detected by the rocket is
(Take velocity of sound $= 330\,\,m\,\,s^{-1}$)