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प्रश्न
State three uses of ultrasonic vibrations.
टिप्पणी लिखिए
उत्तर
- Ultrasonic waves are used in ultrasonography.
- It is used to get signal images of a developing embryo in the mother’s uterus.
(in) They are used to forecast tsunami and earthquakes.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Acoustics - Evaluation [पृष्ठ ७२]
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