Types of Sounds
There are three types of sounds :
1. Audible Sound
2. Infrasonic Sound
3. Ultrasonic Sound
1.Audible Sound - If the frequency of sound is between 20Hz to 20,000Hz, that sound can produce sensation on human ear. A normal human being can hear this type of sound.
2.Infrasonic Sound - Sound having frequency less than 20Hz is called infrasonic sound. We cannot hear such sound.
3.Ultrasonic Sound - Sound having frequency more than 20kHz is called ultrasonic sound.
1. Audible Sound
2. Infrasonic Sound
3. Ultrasonic Sound
1.Audible Sound - If the frequency of sound is between 20Hz to 20,000Hz, that sound can produce sensation on human ear. A normal human being can hear this type of sound.
2.Infrasonic Sound - Sound having frequency less than 20Hz is called infrasonic sound. We cannot hear such sound.
3.Ultrasonic Sound - Sound having frequency more than 20kHz is called ultrasonic sound.
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