Answers

2016-03-25T14:54:38+05:30
1 sonar device to identify depth of seas and oceans
2 medical purposes
3 finding broke parts of machines
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2016-03-25T15:13:17+05:30
Used in industry for detecting flaws in metal blocks without damaging them.
used in industry to clean hard to reach parts of objects such as spiral tubes , odd shaped machines and electronic components.
used to investigate the internal organs of the human body such as liver , gall bladder , pancreas , kidneys , uterus and heart.
used to monitor the development of fetus inside the mother's uterus.
used to break kidney stone into fine grains.
used in sonar apparatus.
used by bats to fly at night.
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