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  • Sound waves which cannot be heard by the human ear is
Multiple choice

Sound waves which cannot be heard by the human ear is

  1. us sounds

  2. ultrasonic sounds

  3. inferior sounds

  4. jugular sounds

  5. polar sounds

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Ultrasonic sounds are frequencies above 20,000 Hz (20 kHz) that exceed human hearing range. These are used in medical imaging, cleaning, and navigation by animals like bats.

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  • Acoustics and Sound Waves (2006 questions)
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