The human audible range is from 20 Hz to 20kHz sound of intensity 120 dB; beyond which is already painful and may cause harm and damage to the hearing organs. How many times more intense is this sound from the threshold? 12 X 10 10 O 1X 10^12 O 120
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![The human audible range is from 20 Hz to 20kHz sound of intensity 120
dB; beyond which is already painful and may cause harm and damage to
the hearing organs. How many times more intense is this sound from the
threshold?*
O 12X 10 10
O 1X 10*12
O 120
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