1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Total Power output Sound

  1. Mar 2, 2012 #1
    Total Power output Sound!!

    All right, nevermind, problem resumed.

    . A rock band has an average intensity level of 110 dB at a distance of 15 m from the speakers. Assuming the sound is radiated equally over a hemisphere in front of the band, what is the total power output?

    Relevant Equations

    Attempt at solution
    2827/2 (hemisphere)

    an answer that is not one of the multiple choice solutions...
    Last edited: Mar 2, 2012
  2. jcsd
  3. Mar 2, 2012 #2


    User Avatar

    Staff: Mentor

    Re: Total Power output Sound!!

    Problem resumed, or problem solved?
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook