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What is difference between sonar device …

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What is difference between sonar device and ultrasound??

    • Posted by Sai Pratheek 7 years, 1 month ago

    CBSE > Class 09 > Science
    • 1 answers

    Prajjwal Upadhyay 7 years, 1 month ago

    SONAR acryomn refers to SOund And Ranging. It is device that is under the Ship or boat to detect speed, obstacles,sunken ships and , water animals. Ultrasound is a sound that cannot hear by the human. It ia hear by the Dolphin. It frequency is 20000Hz or 20KHz.

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