The range of ________ vibrations is above 20,000 Hz

ultrasonic

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Infrasonic

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Both

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None

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Solution

The correct option is A ultrasonic
The range of ultrasonic vibrations is above 20,000 Hz. These are high frequency sound waves beyond the range of human hearing.

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The range of ________ vibrations is above 20,000 Hz

The correct option is A ultrasonicThe range of ultrasonic vibrations is above 20,000 Hz. These are high frequency sound waves beyond the range of human hearing.

The correct option is A ultrasonic
The range of ultrasonic vibrations is above 20,000 Hz. These are high frequency sound waves beyond the range of human hearing.