Engineering, 14.09.2019 01:30, ZeroFrost7899
Ahydraulic pump is known to have a sound power level of 70 db. what is the sound pressure level of the source 1m away in a free field (assume a point source and spherical waves)? what increase in sound pressure level do you anticipate if the pump is placed in the corner of a room? clearly state your assumptions.
Answers: 3
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Ahydraulic pump is known to have a sound power level of 70 db. what is the sound pressure level of t...
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