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Q.

The lowest range of audible frequency is ____ $Hz .$

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Detailed Solution

The lowest range of audible frequency is

20 Hz .

The average hearing frequency range of a healthy person is about

20

to

20, 000 Hz .

Frequency less than

20 Hz

is called infrasonic, which is audible to some animal species like elephant and whale. While frequency more than

20000 Hz

is called ultrasonic. Frequency of waves is defined as the number of waves that pass a fixed point per second. The unit of frequency is Hertz.

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