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Mathematics, 13.03.2020 21:54 papoose10and11

Select the correct answer.
What is the sound level for a noise that has an intensity of 7.6 x 10-4 watts/m_?
(B = 1010g (to)
A.
8.88 dB
B.
31.19 dB
88.81 dB
D. 120 dB

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