Physics Help?

2018-04-11 7:59 am
a) Table 15.3 in the textbook gives an estimate for the sound intensity of a whisper at 1.0 m. What is the sound intensity of a whisper at a distance of 2.0 m , in W/m2?

b) What is the corresponding sound intensity level in dB?

回答 (1)

2018-04-11 8:59 am
I can't see Table 15.3, sorry


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