Write any two uses of ultrasonic sound....

Write any two uses of ultrasonic sound.

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Can sound travel through vacuum?
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Do the frequency of sound produced by Men and Women are same?
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Name the sound producing organ in human.
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What is the name of the sound produced by irregular vibrations?
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Mention the name of passage is the outer ear which carries sound waves...
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What happens to the speed of sound when it gases from solid to gaseous...
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What is the lowest limit of audible frequency?
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Define the term frequency.
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Derive the mathematical relation between the frequency and the time pe...
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Write any two uses of ultrasonic sound.
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What do you understand by the term echo?
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What are the uses of infrasonic sound?
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What are the symptoms of hearing loss?
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What is meant by audible sound?
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Mention any two ways to control noise pollution.
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Explain the four types of musical instruments with examples.
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Explain the types of mechanical wave.
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Draw and explain larynx and its functions.
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A sound has a frequency of 60 Hz and a wavelength of 20 m. What is the...
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A sound has a wavelength of 50 m and a speed of 10 ms 1. What is the f...
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