Physics · Wave Motion and Sound
Infrasonic waves are sound waves that have a frequency of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Less than 20 Hz✓
- 2Between 20 Hz and 20,000 Hz
- 3Greater than 20,000 Hz
- 4Exactly 100 kHz
Correct answer
Less than 20 Hz
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