What is the sound intensity of a jackhammer that is rated at 90 dB?
I got 10^9 = 1000000000
I feel it's wrong though. Can someone check to see if I'm correct?
Thanks :D
Go online to this page and read it carefully:
http://gbhsweb.glenbrook225.org/gbs/science/phys/class/sound/u11l2b.html
+956 
