Two uses of ultrasonic sound.
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Two uses of ultra sonic sound
1) In Industries ( To see the flaws in machines)
2) SONAR in ships ( SOUND NAVIGATION RANGING)
1) In Industries ( To see the flaws in machines)
2) SONAR in ships ( SOUND NAVIGATION RANGING)
TwilightSparkle:
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U have whole 8 th std baseline answer sheet
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1) To measure the depth of the sea
2) To see the growth of baby inside the mother's womb
2) To see the growth of baby inside the mother's womb
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