what is ultrasound and explain it aplication
Answers
Answer:
Step-by-step explanation:
Ultrasound is sound waves with frequencies higher than the upper audible limit of human hearing. ... Ultrasound imaging or sonography is often used in medicine. In the nondestructive testing of products and structures, ultrasound is used to detect invisible flaws.
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Answer:
The sound which is more than 20,000 Hz is called as Ultrasonic sound. Human ears are unable to hear ultrasonic sound. A study found that bats use ultrasonic sound to navigate themselves in dark.
Uses -
1. Ultrasonic is used in SONAR technology which is used to communicate between ships in seas. It is also useful to know the depth of the sea or ocean and to locate sunken ships, underwater objects, hills,etc
2. It also used in Eco-cardiology that is the study of heartbeats
3. It is used in process of Sonography to obtain images pf internal organs
4. It is used to join plastic surfaces
5. It is used to clean intricate parts of machines
6. It is used to detect cracks and faults in metal blocks