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An ultrasound wave vibrates 30,000 times per second. what is the frequency

An ultrasound wave vibrates 30,000 times per second. what is the frequency
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An ultrasound wave vibrates 30,000 times per second. what is the frequency

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User Tonicbupt
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"Hertz" is the unit of reciprocal time, "per second".

"30,000 per second" means "30,000 Hertz".

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User Bittersour
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An ultrasound wave vibrates 30,000 times per second. what is the frequency
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