Noise is produce by which vibration
a)regular b)periodic c) non periodic d)smooth
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6
Explanation:
It takes 3 different vibrations to hear a sound, since sound is made when things vibrate (or wiggle) : The object that makes the noise vibrates (our bell). The air molecules vibrate as the sound moves through the air. The eardrum vibrates when the sound wave reaches it.
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5
Answer:
Explanation:
C)non periodic
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