Sate the safe limit of sound level in terms of decibel for human hearing.

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Solution

1. Sound is a form of energy that needs a medium to travel.
2. The safe limit of sound for human hearing is $0 t o 80 d B$ (decibel).

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Similar questions

(a) What is the upper limit of frequency of human hearing ?

(b) What is the lower limit of frequency of human hearing ?

(d) Name two animals which can hear ultrasonic sounds.

(i)

(i i)

d B

The sound level which is comfortable for the human ear is about ______ to ______ decibels.

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