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Question
Noise pollution is created if noise is in excess to
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Solution
The correct option is C 80-99 dB
The audible range for hearing the sound by the human ear is 20 Hz-20 kHz. noise pollution is the condition when the frequency of the sound results in disturbance to the living forms. The sound which is above the level of 80 dB is considered as the source of noise pollution. There is damage to the ear cause at 85 dB and there is hearing loss at about 120 dB. Thus, the correct answer is option C.
The audible range for hearing the sound by the human ear is 20 Hz-20 kHz. noise pollution is the condition when the frequency of the sound results in disturbance to the living forms. The sound which is above the level of 80 dB is considered as the source of noise pollution. There is damage to the ear cause at 85 dB and there is hearing loss at about 120 dB.
Thus, the correct answer is option C.
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