Sound WavesMedium
Question
SONAR emits which of the following waves?
Options
A.Ultra sound waves
B.Radio waves
C.Electromagmetic waves
D.Light waves
Solution
SONAR use ultrasound wave to detect an object in the sea. These are high frequencysound waves which are not lost in the way due to high energy. Light waves are not used as their intensity is very low.
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