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Times more energy is released by a magnitude

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Reference no: EM131381987

1.) How many times louder is a 60 dB sound than a 20 dB sound?

2.) How many times more energy is released by a magnitude 6 earthquake than by a magnitude 2 earthquake?

3.) When you are 2 meters away from the speakers at a concert, the sound level is 130 db. How far away should you sit to reduce the level to 110 dB?

Please ensure that you solve math and show me the formula used

Reference no: EM131381987

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Times more energy is released by a magnitude : 1.) How many times louder is a 60 dB sound than a 20 dB sound? 2.) How many times more energy is released by a magnitude 6 earthquake than by a magnitude 2 earthquake?
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