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Science-Related Homework Help Physics Topic started by: Chery on Dec 5, 2016



Title: The intensity at a distance of 6.0 m from a source that is radiating equally in all directions is ...
Post by: Chery on Dec 5, 2016
The intensity at a distance of 6.0 m from a source that is radiating equally in all directions is 6.0 × 10-10 W/m2.  What is the intensity level in dB? The threshold of human hearing is 1.0 × 10-12 W/m2.
A) 18 dB
B) 23 dB
C) 28 dB
D) 32 dB


Title: Re: The intensity at a distance of 6.0 m from a source that is radiating equally in all directions .
Post by: noreyaga on Dec 5, 2016
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Title: Re: The intensity at a distance of 6.0 m from a source that is radiating equally in all directions is ...
Post by: Chery on Jan 13, 2017
Thanks a million