Physics · Wave Motion and Sound
Ultrasonic waves are defined as longitudinal sound waves that have a frequency of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Between 20 Hz and 1000 Hz
- 2Between 1000 Hz and 20,000 Hz
- 3Greater than 20 kHz (20,000 Hz)✓
- 4Less than 20 Hz
Correct answer
Greater than 20 kHz (20,000 Hz)
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