APPLICATIONS OF ULTRASONICS

APPLICATIONS OF ULTRASONICS

1. Ultrasonic enable bats to judge the distance of an object from the time taken by the reflected wave to return.
2. Ultrasonic are used in spectacles for blind to judge distances of an object from the time taken by reflected waves to return. Such spectacles contain ultrasonic sender and receiver.
3. In sonar (echo-sounding system) of ships use ultrasonic wave to measure the depth of sea and to detect shoals of fish.
4. In industry, ultrasonic waves are used to reveal flaws in welded joints and also holes are cut in glass and steel by ultrasonic drills.

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