Recent content by jasmin_89

  1. jasmin_89

    Calculating Minimum Power for Perception of Radiation from a Point Source

    Ok, thank you :)
  2. jasmin_89

    Calculating Minimum Power for Perception of Radiation from a Point Source

    Hallo, can anybody help me and check if i have the right result: What is the minimum power P that a point source of radiation (I=8*10^(-7) W/m^2) at a distance of l=10 m from the listener must have in order to still be perceived? (Note: The emitted energy per area can be related to a spherical...