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Question
Does SONAR make use of infrasonic sound?
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Solution
No, SONAR does not make use of infrasonic waves. Instead, it make use of ultrasonic waves.
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RELATED QUESTIONS
A microphone is connected to the Y-input of a C.R.O Three different sounds are made in turn in front of the microphone. Their traces (a), (b) and (c) produces on the screen are shown in following figure.
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| (a) | (b) | (c) |
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