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प्रश्न
Explain how bats use ultrasound to catch a prey.
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उत्तर
Bats produce high-pitched ultrasonic squeaks. These high-pitched squeaks are reflected by objects such as preys and returned to the bat’s ear. This allows a bat to know the distance of his prey.
संबंधित प्रश्न
Explain how defects in a metal block can be detected using ultrasound.
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Give one use of ultrasound in industry and one in hospitals.
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Expand the abbreviation of the term SONAR.
