define echo? give its two applications
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echo can be defined as reflection of sound which is only possible in aleast distance of almost 27...m something
it is used to measure the depth of sea water and also for measuring heart bps
it is used to measure the depth of sea water and also for measuring heart bps
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thank u soo very much... tomorrow is my exam nd u helped me alot nd yes that is 17m
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Answer:
The echo sounds do not depend on the direction of the sound and sound the same as the original sound
Explanation:
An echo is defined as a sound that is produced when a sound wave is reflected back from any hard surface and repeated.
Two major application of echo include:
- Bats, fisherman, and dolphins use echoes to detect or identify any object /obstruction.
- Echo is widely used in medical science applications for imaging of human organs such as echocardiography and ultrasound.
Learn more about Echo:
https://brainly.in/question/15546591
https://brainly.in/question/17817950
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