Question

Define ultrasonic vibration and their uses

Answer 1

Medical ultrasound (also known as diagnostic sonography or ultrasonography) is a diagnostic imaging technique based on the application of ultrasound. It is used to see internal body structures such as tendons, muscles, joints,blood vessels and internal organs. Its aim is often to find a source of a disease or to exclude any pathology. The practice of examining pregnant women using ultrasound is called obstetric ultrasound, and is widely used.

Answer 2

Answer:

for example as animals that can produce vibration in the frequency range of 50 hz to 80,000 hz .Bats has very weak eyes when bats fly at night

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Explanation:

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