Recent content by ongobongo

  1. O

    What are the steps for reducing sound intensity by 20 decibels?

    I=10*10 √100 = 10 10*3 = 30m
  2. O

    What are the steps for reducing sound intensity by 20 decibels?

    hi thanks for the hint but honestly i can't make heads or tails of the equation
  3. O

    What are the steps for reducing sound intensity by 20 decibels?

    Homework Statement A man stands 3m from a siren. How far does he have to move to reduce the intensity level by 20 decibels? Homework Equations Intensity level = 10log(I/Io) the inverse square law The Attempt at a Solution i know the answer is 30m because 10 times the distance drops...