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How far from the podium one has to go to be in the safe

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Reference no: EM131911098

At the rock concert the sound intensity level 5m from the podium is 105d8.

The maximal value of the sound intensity level which does not permanently damage hearing is 85 dB.

How far from the podium one has to go to be in the safe distance?

Reference no: EM131911098

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