A spherical source radiates sound uniformly in all directions. At a distance of 13 m, the...

A spherical source radiates sound uniformly in all directions. At a distance of 13 m, the sound intensity level is 98 dB. What power is radiated by this source?

Answer 3 significant figures In W

The intensity levels of two people's speech are 62.5 dB and 66.5 dB, respectively. What is the intensity level of the combined sounds?
Answer 3 significant figures in dB

A person standing a certain distance from seventeen identical loudspeakers is hearing a sound level intensity of 127 dB. What sound level intensity would this person hear if seven are turned off?

Answer 3 significant figures in dB

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genius_generous answered 3 months ago

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