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23 Nov 2019
A certain sound source is increased in sound level by 40.0dB.
(a) By what multiple is its intensity increased?
_________X
(b) By what multiple is its pressure amplitude increased?
__________X
A certain sound source is increased in sound level by 40.0dB.
(a) By what multiple is its intensity increased?
_________X
(b) By what multiple is its pressure amplitude increased?
__________X
Jean KeelingLv2
8 Nov 2019