Physics · Sound
Which of the following are practical applications of ultrasound waves? 1. Detecting cracks and flaws in metal blocks and buildings. 2. Echocardiography and ultrasonography in medical imaging. 3. SONAR systems used for underwater navigation. 4. X-ray imaging of bone fractures.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11, 2, 3 and 4
- 21, 2 and 3✓
- 31, 2 and 4
- 42, 3 and 4
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1, 2 and 3
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