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If two firecrackers produce a combined sound level of 85 dB when fired simultaneously at a certain place, what will be the sound level if only one is exploded?
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If two firecrackers produce a combined sound level of 85 dB when fired simultaneously at a certain place, what will be the sound level if only one is exploded?

User Denis Starkov
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Answer: 82dB

Explanation: The decibel is a logarithmic unit expressed as the ratio of 2 signal values such as power, pressure, intensity etc.

User Maksym Shcherban
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