Physics · Sound
Identify the CORRECT statement regarding sound waves:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The number of oscillations per second is called amplitude.
- 2The frequency determines the loudness of sound.
- 3If the frequency of vibration is lower, the sound has a higher pitch.
- 4The loudness of sound is directly proportional to the square of the amplitude of vibration.✓
Correct answer
The loudness of sound is directly proportional to the square of the amplitude of vibration.
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