how many times more intense is a 40dB sound than a 20dB sound?
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how many times more intense is a 40dB sound than a 20dB sound?
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Answer:
As a rough role of thumb,an increase of 10 decibels is perceived to be twice as loud.it would appear that a 20db gain is about 4 times louder A 40db gain would be 16 times louder.
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